github - ghsa-42p2-4vv3-9qv4

ghsa-42p2-4vv3-9qv4

Vulnerability from github

Published

2022-05-24 17:37

Modified

2022-05-24 17:37

Severity ?

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

Details

smtpd/table.c in OpenSMTPD before 6.8.0p1 lacks a certain regfree, which might allow attackers to trigger a "very significant" memory leak via messages to an instance that performs many regex lookups.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-35679"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401",
      "CWE-772"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-12-24T16:15:00Z",
    "severity": "HIGH"
  },
  "details": "smtpd/table.c in OpenSMTPD before 6.8.0p1 lacks a certain regfree, which might allow attackers to trigger a \"very significant\" memory leak via messages to an instance that performs many regex lookups.",
  "id": "GHSA-42p2-4vv3-9qv4",
  "modified": "2022-05-24T17:37:16Z",
  "published": "2022-05-24T17:37:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-35679"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openbsd/src/commit/79a034b4aed29e965f45a13409268290c9910043"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5LKTFBQCHGMVPR4IZWHQIYAPM5J3LN3J"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TYAYXRV2DM5K4RU7RHCDZSA2UF6VCTRC"
    },
    {
      "type": "WEB",
      "url": "https://poolp.org/posts/2020-12-24/december-2020-opensmtpd-6.8.0p1-released-fixed-several-bugs-proposed-several-diffs-book-is-on-github"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202105-12"
    },
    {
      "type": "WEB",
      "url": "https://www.mail-archive.com/misc@opensmtpd.org/msg05188.html"
    }
  ],
  "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"
    }
  ]
}

cve-2020-35679

Vulnerability from cvelistv5

Published

2020-12-24 15:53

Modified

2024-08-04 17:09

Severity ?

Summary

References

▼	URL	Tags
	https://poolp.org/posts/2020-12-24/december-2020-opensmtpd-6.8.0p1-released-fixed-several-bugs-proposed-several-diffs-book-is-on-github/	x_refsource_MISC
	https://www.mail-archive.com/misc%40opensmtpd.org/msg05188.html	x_refsource_MISC
	https://github.com/openbsd/src/commit/79a034b4aed29e965f45a13409268290c9910043	x_refsource_MISC
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TYAYXRV2DM5K4RU7RHCDZSA2UF6VCTRC/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LKTFBQCHGMVPR4IZWHQIYAPM5J3LN3J/	vendor-advisory, x_refsource_FEDORA
	https://security.gentoo.org/glsa/202105-12	vendor-advisory, x_refsource_GENTOO

Impacted products

Vendor

Product

Version

▼

n/a

Version: n/a

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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