Vulnerability-Lookup

ubuntu-cve-2020-29652

Vulnerability from osv_ubuntu

Published

2020-12-17 05:15

Modified

2026-07-09 10:36

Summary

Details

A nil pointer dereference in the golang.org/x/crypto/ssh component through v0.0.0-20201203163018-be400aefbc4c for Go allows remote attackers to cause a denial of service against SSH servers.

Severity

7.5 (High)


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

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2020-29652	REPORT
	https://go-review.googlesource.com/c/crypto/+/278852	REPORT
	https://groups.google.com/g/golang-announce/c/ouZ…	REPORT
	https://www.cve.org/CVERecord?id=CVE-2020-29652	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "golang-golang-x-crypto-dev",
            "binary_version": "1:0.0~git20200221.2aa609c-1ubuntu0.1~esm3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "golang-go.crypto",
        "purl": "pkg:deb/ubuntu/golang-go.crypto@1:0.0~git20200221.2aa609c-1ubuntu0.1~esm3?arch=source\u0026distro=esm-apps/focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:0.0~git20190701.4def268-2",
        "1:0.0~git20200221.2aa609c-1",
        "1:0.0~git20200221.2aa609c-1ubuntu0.1~esm1",
        "1:0.0~git20200221.2aa609c-1ubuntu0.1~esm2",
        "1:0.0~git20200221.2aa609c-1ubuntu0.1~esm3"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "golang-golang-x-crypto-dev",
            "binary_version": "1:0.0~git20201221.eec23a3-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "golang-go.crypto",
        "purl": "pkg:deb/ubuntu/golang-go.crypto@1:0.0~git20201221.eec23a3-1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:0.0~git20201221.eec23a3-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [],
  "details": "A nil pointer dereference in the golang.org/x/crypto/ssh component through v0.0.0-20201203163018-be400aefbc4c for Go allows remote attackers to cause a denial of service against SSH servers.",
  "id": "UBUNTU-CVE-2020-29652",
  "modified": "2026-07-09T10:36:26Z",
  "published": "2020-12-17T05:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-29652"
    },
    {
      "type": "REPORT",
      "url": "https://go-review.googlesource.com/c/crypto/+/278852"
    },
    {
      "type": "REPORT",
      "url": "https://groups.google.com/g/golang-announce/c/ouZIlBimOsE?pli=1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-29652"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-29652"
  ]
}

CVE-2020-29652 (GCVE-0-2020-29652)

Vulnerability from cvelistv5 – Published: 2020-12-17 04:12 – Updated: 2024-08-04 16:55

Summary

A nil pointer dereference in the golang.org/x/crypto/ssh component through v0.0.0-20201203163018-be400aefbc4c for Go allows remote attackers to cause a denial of service against SSH servers.

Severity

No CVSS data available.

CWE

Assigner

mitre

References

3 references

URL	Tags
https://groups.google.com/g/golang-announce/c/ouZ…	x_refsource_MISC
https://go-review.googlesource.com/c/crypto/+/278852	x_refsource_MISC
https://lists.apache.org/thread.html/r68032132c03…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T16:55:10.695Z",
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        },
        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://groups.google.com/g/golang-announce/c/ouZIlBimOsE?pli=1"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://go-review.googlesource.com/c/crypto/+/278852"
          },
          {
            "name": "[skywalking-notifications] 20211018 [GitHub] [skywalking-swck] hanahmily opened a new pull request #37: Fix vulnerabilities",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff%40%3Cnotifications.skywalking.apache.org%3E"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "vendor": "n/a",
          "versions": [
            {
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              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
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        }
      ],
      "problemTypes": [
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            {
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              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-10-18T05:06:13.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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      },
      "references": [
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        },
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          "url": "https://go-review.googlesource.com/c/crypto/+/278852"
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        }
      ],
      "x_legacyV4Record": {
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          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-29652",
          "STATE": "PUBLIC"
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        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
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                      }
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        "references": {
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            },
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              "url": "https://go-review.googlesource.com/c/crypto/+/278852"
            },
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              "name": "[skywalking-notifications] 20211018 [GitHub] [skywalking-swck] hanahmily opened a new pull request #37: Fix vulnerabilities",
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  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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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.

Action not permitted

ubuntu-cve-2020-29652

Vulnerability from osv_ubuntu

CVE-2020-29652 (GCVE-0-2020-29652)

Tags

Sightings

Nomenclature