github - ghsa-gwc9-m7rh-j2ww

ghsa-gwc9-m7rh-j2ww

Vulnerability from github

Published

2022-09-07 00:01

Modified

2023-08-30 13:46

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Summary

x/crypto/ssh vulnerable to panic via malformed packets

Details

The x/crypto/ssh package before 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an unauthenticated attacker to panic an SSH server. When using AES-GCM or ChaCha20Poly1305, consuming a malformed packet which contains an empty plaintext causes a panic.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "golang.org/x/crypto"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.0.0-20211202192323-5770296d904e"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-43565"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": true,
    "github_reviewed_at": "2022-09-16T17:40:34Z",
    "nvd_published_at": "2022-09-06T18:15:00Z",
    "severity": "HIGH"
  },
  "details": "The x/crypto/ssh package before 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an unauthenticated attacker to panic an SSH server. When using AES-GCM or ChaCha20Poly1305, consuming a malformed packet which contains an empty plaintext causes a panic.",
  "id": "GHSA-gwc9-m7rh-j2ww",
  "modified": "2023-08-30T13:46:25Z",
  "published": "2022-09-07T00:01:52Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43565"
    },
    {
      "type": "WEB",
      "url": "https://go.dev/cl/368814"
    },
    {
      "type": "WEB",
      "url": "https://go.dev/issues/49932"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/forum/#!forum/golang-announce"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/g/golang-announce/c/2AR1sKiM-Qs"
    },
    {
      "type": "WEB",
      "url": "https://pkg.go.dev/vuln/GO-2022-0968"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "x/crypto/ssh vulnerable to panic via malformed packets"
}

CVE-2021-43565 (GCVE-0-2021-43565)

Vulnerability from cvelistv5

Published

2022-09-06 17:03

Modified

2024-08-04 04:03

Severity ?

CWE

n/a

Summary

The x/crypto/ssh package before 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an attacker to panic an SSH server.

References

URL

Tags

	https://groups.google.com/forum/#%21forum/golang-announce	x_refsource_MISC
	https://groups.google.com/g/golang-announce/c/2AR1sKiM-Qs	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

To clipboard

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