Vulnerability-Lookup

ubuntu-cve-2020-15693

Vulnerability from osv_ubuntu

Published

2020-08-14 19:15

Modified

2025-10-24 04:48

Summary

Details

In Nim 1.2.4, the standard library httpClient is vulnerable to a CR-LF injection in the target URL. An injection is possible if the attacker controls any part of the URL provided in a call (such as httpClient.get or httpClient.post), the User-Agent header value, or custom HTTP header names or values.

Severity

6.5 (Medium)


                    
                      CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2020-15693	REPORT
	https://github.com/nim-lang/Nim/blob/dc5a40f3f39c…	REPORT
	https://nim-lang.org/blog/2020/07/30/versions-126…	REPORT
	https://www.cve.org/CVERecord?id=CVE-2020-15693	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "nim",
            "binary_version": "0.12.0-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "nim",
        "purl": "pkg:deb/ubuntu/nim@0.12.0-2?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.11.2+dfsg1-4",
        "0.12.0-2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "nim",
            "binary_version": "0.17.2-1ubuntu2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "nim",
        "purl": "pkg:deb/ubuntu/nim@0.17.2-1ubuntu2?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.17.2-1ubuntu1",
        "0.17.2-1ubuntu2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "nim",
            "binary_version": "1.0.6-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "nim",
        "purl": "pkg:deb/ubuntu/nim@1.0.6-1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.20.2-1",
        "1.0.2-1",
        "1.0.3~rc-1",
        "1.0.4-1",
        "1.0.6-1"
      ]
    }
  ],
  "aliases": [],
  "details": "In Nim 1.2.4, the standard library httpClient is vulnerable to a CR-LF injection in the target URL. An injection is possible if the attacker controls any part of the URL provided in a call (such as httpClient.get or httpClient.post), the User-Agent header value, or custom HTTP header names or values.",
  "id": "UBUNTU-CVE-2020-15693",
  "modified": "2025-10-24T04:48:37Z",
  "published": "2020-08-14T19:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-15693"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/nim-lang/Nim/blob/dc5a40f3f39c6ea672e6dc6aca7f8118a69dda99/lib/pure/httpclient.nim#L1023"
    },
    {
      "type": "REPORT",
      "url": "https://nim-lang.org/blog/2020/07/30/versions-126-and-108-released.html"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-15693"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-15693"
  ]
}

CVE-2020-15693 (GCVE-0-2020-15693)

Vulnerability from cvelistv5 – Published: 2020-08-14 18:47 – Updated: 2024-08-04 13:22

Summary

Severity

No CVSS data available.

CWE

Assigner

mitre

References

4 references

URL	Tags
https://github.com/nim-lang/Nim/blob/dc5a40f3f39c…	x_refsource_MISC
https://nim-lang.org/blog/2020/07/30/versions-126…	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2021/02/04/2	mailing-listx_refsource_MLIST
https://consensys.net/diligence/vulnerabilities/n…	x_refsource_MISC

Date Public

2020-07-30 00:00

Show details on NVD website

JSON

To clipboard

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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.

Detection rules are retrieved from Rulezet.

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.

Action not permitted

ubuntu-cve-2020-15693

Vulnerability from osv_ubuntu

CVE-2020-15693 (GCVE-0-2020-15693)

Tags

Sightings

Nomenclature