Vulnerability-Lookup

BREW-MAILCATCHER-CVE-2011-0739 (GHSA-CPJC-P7FC-J9XH)

Vulnerability from osv_homebrew – Published: 2026-08-13 17:11 – Updated: 2026-09-04 09:28 – Source website

Summary

Mail Improper Input Validation vulnerability

Details

The deliver function in the sendmail delivery agent (lib/mail/network/delivery_methods/sendmail.rb) in Ruby Mail gem 2.2.14 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an e-mail address.

References

URL

Type

	https://nvd.nist.gov/vuln/detail/CVE-2011-0739	ADVISORY
	https://exchange.xforce.ibmcloud.com/vulnerabilit…	WEB
	https://github.com/mikel/mail	PACKAGE
	https://github.com/mikel/mail/raw/master/patches/…	WEB
	https://github.com/rubysec/ruby-advisory-db/blob/…	WEB
	https://web.archive.org/web/20200228225346/http:/…	WEB
	http://groups.google.com/group/mail-ruby/browse_t…	WEB

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "fix": "bump",
        "range_state": "fixed",
        "resource": "mail",
        "resource_purl": "pkg:gem/mail@2.9.1",
        "upstream_fixed_in": "2.2.15"
      },
      "package": {
        "ecosystem": "Homebrew",
        "name": "mailcatcher",
        "purl": "pkg:brew/mailcatcher"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.10.0_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "confidence": "high",
    "source": "matched",
    "strategy": "registry",
    "upstream_evidence": [
      {
        "ecosystem": "RubyGems",
        "key": "pkg:gem/mail@2.9.1",
        "name": "mail",
        "resource": "mail",
        "strategy": "registry",
        "subject_version": "2.9.1"
      }
    ]
  },
  "details": "The deliver function in the sendmail delivery agent (`lib/mail/network/delivery_methods/sendmail.rb`) in Ruby Mail gem 2.2.14 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an e-mail address.",
  "id": "BREW-mailcatcher-CVE-2011-0739",
  "modified": "2026-09-04T09:28:54Z",
  "published": "2026-08-13T17:11:30Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-0739"
    },
    {
      "type": "WEB",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65010"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/mikel/mail"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mikel/mail/raw/master/patches/20110126_sendmail.patch"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/mail/CVE-2011-0739.yml"
    },
    {
      "type": "WEB",
      "url": "https://web.archive.org/web/20200228225346/http://www.securityfocus.com/bid/46021"
    },
    {
      "type": "WEB",
      "url": "http://groups.google.com/group/mail-ruby/browse_thread/thread/e93bbd05706478dd?pli=1"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "Mail Improper Input Validation vulnerability",
  "upstream": [
    "GHSA-cpjc-p7fc-j9xh",
    "CVE-2011-0739"
  ]
}

CVE-2011-0739 (GCVE-0-2011-0739)

Vulnerability from cvelistv5 – Published: 2011-02-02 00:00 – Updated: 2024-08-06 22:05

Summary

The deliver function in the sendmail delivery agent (lib/mail/network/delivery_methods/sendmail.rb) in Ruby Mail gem 2.2.14 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an e-mail address.

Severity

No CVSS data available.

CWE

Assigner

mitre CNA under the mitre root

CNA scorecard E 27/100 over 2350 records in the last 180 days details

References

7 references

URL	Tags
http://www.vupen.com/english/advisories/2011/0233	vdb-entryx_refsource_VUPEN
http://groups.google.com/group/mail-ruby/browse_t…	x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF
http://www.securityfocus.com/bid/46021	vdb-entryx_refsource_BID
https://github.com/mikel/mail/raw/master/patches/…	x_refsource_MISC
http://secunia.com/advisories/43077	third-party-advisoryx_refsource_SECUNIA
http://osvdb.org/70667	vdb-entryx_refsource_OSVDB

Date Public

2011-01-26 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T22:05:52.970Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "ADV-2011-0233",
            "tags": [
              "vdb-entry",
              "x_refsource_VUPEN",
              "x_transferred"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0233"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://groups.google.com/group/mail-ruby/browse_thread/thread/e93bbd05706478dd?pli=1"
          },
          {
            "name": "ruby-mail-deliver-command-execution(65010)",
            "tags": [
              "vdb-entry",
              "x_refsource_XF",
              "x_transferred"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65010"
          },
          {
            "name": "46021",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
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            "url": "http://www.securityfocus.com/bid/46021"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/mikel/mail/raw/master/patches/20110126_sendmail.patch"
          },
          {
            "name": "43077",
            "tags": [
              "third-party-advisory",
              "x_refsource_SECUNIA",
              "x_transferred"
            ],
            "url": "http://secunia.com/advisories/43077"
          },
          {
            "name": "70667",
            "tags": [
              "vdb-entry",
              "x_refsource_OSVDB",
              "x_transferred"
            ],
            "url": "http://osvdb.org/70667"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2011-01-26T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The deliver function in the sendmail delivery agent (lib/mail/network/delivery_methods/sendmail.rb) in Ruby Mail gem 2.2.14 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an e-mail address."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-08-16T14:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "ADV-2011-0233",
          "tags": [
            "vdb-entry",
            "x_refsource_VUPEN"
          ],
          "url": "http://www.vupen.com/english/advisories/2011/0233"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://groups.google.com/group/mail-ruby/browse_thread/thread/e93bbd05706478dd?pli=1"
        },
        {
          "name": "ruby-mail-deliver-command-execution(65010)",
          "tags": [
            "vdb-entry",
            "x_refsource_XF"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65010"
        },
        {
          "name": "46021",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/46021"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/mikel/mail/raw/master/patches/20110126_sendmail.patch"
        },
        {
          "name": "43077",
          "tags": [
            "third-party-advisory",
            "x_refsource_SECUNIA"
          ],
          "url": "http://secunia.com/advisories/43077"
        },
        {
          "name": "70667",
          "tags": [
            "vdb-entry",
            "x_refsource_OSVDB"
          ],
          "url": "http://osvdb.org/70667"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2011-0739",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The deliver function in the sendmail delivery agent (lib/mail/network/delivery_methods/sendmail.rb) in Ruby Mail gem 2.2.14 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an e-mail address."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "ADV-2011-0233",
              "refsource": "VUPEN",
              "url": "http://www.vupen.com/english/advisories/2011/0233"
            },
            {
              "name": "http://groups.google.com/group/mail-ruby/browse_thread/thread/e93bbd05706478dd?pli=1",
              "refsource": "CONFIRM",
              "url": "http://groups.google.com/group/mail-ruby/browse_thread/thread/e93bbd05706478dd?pli=1"
            },
            {
              "name": "ruby-mail-deliver-command-execution(65010)",
              "refsource": "XF",
              "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65010"
            },
            {
              "name": "46021",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/46021"
            },
            {
              "name": "https://github.com/mikel/mail/raw/master/patches/20110126_sendmail.patch",
              "refsource": "MISC",
              "url": "https://github.com/mikel/mail/raw/master/patches/20110126_sendmail.patch"
            },
            {
              "name": "43077",
              "refsource": "SECUNIA",
              "url": "http://secunia.com/advisories/43077"
            },
            {
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              "refsource": "OSVDB",
              "url": "http://osvdb.org/70667"
            }
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2011-0739",
    "datePublished": "2011-02-02T00:00:00.000Z",
    "dateReserved": "2011-02-01T00:00:00.000Z",
    "dateUpdated": "2024-08-06T22:05:52.970Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

GHSA-CPJC-P7FC-J9XH

Vulnerability from github – Published: 2017-10-24 18:33 – Updated: 2023-01-23 21:15

Summary

Mail Improper Input Validation vulnerability

Details

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "RubyGems",
        "name": "mail"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.2.15"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2011-0739"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-06-16T21:32:10Z",
    "nvd_published_at": "2011-02-02T01:00:07Z",
    "severity": "MODERATE"
  },
  "details": "The deliver function in the sendmail delivery agent (`lib/mail/network/delivery_methods/sendmail.rb`) in Ruby Mail gem 2.2.14 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an e-mail address.",
  "id": "GHSA-cpjc-p7fc-j9xh",
  "modified": "2023-01-23T21:15:08Z",
  "published": "2017-10-24T18:33:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-0739"
    },
    {
      "type": "WEB",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65010"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/mikel/mail"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mikel/mail/raw/master/patches/20110126_sendmail.patch"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/mail/CVE-2011-0739.yml"
    },
    {
      "type": "WEB",
      "url": "https://web.archive.org/web/20200228225346/http://www.securityfocus.com/bid/46021"
    },
    {
      "type": "WEB",
      "url": "http://groups.google.com/group/mail-ruby/browse_thread/thread/e93bbd05706478dd?pli=1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [],
  "summary": "Mail Improper Input Validation vulnerability"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

BREW-MAILCATCHER-CVE-2011-0739 (GHSA-CPJC-P7FC-J9XH)

CVE-2011-0739 (GCVE-0-2011-0739)

GHSA-CPJC-P7FC-J9XH

Tags

Sightings

Nomenclature

Related by attack behaviour