Vulnerability-Lookup

GHSA-F2X6-V2R6-G94V

Vulnerability from github – Published: 2022-05-24 16:45 – Updated: 2024-04-04 00:39

Details

In FreeBSD 11.3-PRERELEASE and 12.0-STABLE before r347591, 11.2-RELEASE before 11.2-RELEASE-p10, and 12.0-RELEASE before 12.0-RELEASE-p4, a bug in the pf IPv6 fragment reassembly logic incorrectly uses the last extension header offset from the last received packet instead of the first packet allowing maliciously crafted IPv6 packets to cause a crash or potentially bypass the packet filter.

Severity

9.1 (Critical)


                  
                    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2019-5597"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-05-15T16:29:00Z",
    "severity": "CRITICAL"
  },
  "details": "In FreeBSD 11.3-PRERELEASE and 12.0-STABLE before r347591, 11.2-RELEASE before 11.2-RELEASE-p10, and 12.0-RELEASE before 12.0-RELEASE-p4, a bug in the pf IPv6 fragment reassembly logic incorrectly uses the last extension header offset from the last received packet instead of the first packet allowing maliciously crafted IPv6 packets to cause a crash or potentially bypass the packet filter.",
  "id": "GHSA-f2x6-v2r6-g94v",
  "modified": "2024-04-04T00:39:46Z",
  "published": "2022-05-24T16:45:44Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-5597"
    },
    {
      "type": "WEB",
      "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-19:05.pf.asc"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20190611-0001"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html"
    },
    {
      "type": "WEB",
      "url": "https://www.synacktiv.com/ressources/Synacktiv_OpenBSD_PacketFilter_CVE-2019-5597_ipv6_frag.pdf"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/152933/FreeBSD-Security-Advisory-FreeBSD-SA-19-05.pf.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/108395"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2019-5597 (GCVE-0-2019-5597)

Vulnerability from cvelistv5 – Published: 2019-05-15 15:27 – Updated: 2024-08-04 20:01

Summary

Severity

No CVSS data available.

CWE

Improper Check for Unusual or Exceptional Conditions

Assigner

freebsd

References

6 references

URL	Tags
https://security.FreeBSD.org/advisories/FreeBSD-S…	x_refsource_MISC
https://www.synacktiv.com/ressources/Synacktiv_Op…	x_refsource_MISC
http://packetstormsecurity.com/files/152933/FreeB…	x_refsource_MISC
http://www.securityfocus.com/bid/108395	vdb-entryx_refsource_BID
https://security.netapp.com/advisory/ntap-2019061…	x_refsource_CONFIRM
https://www.oracle.com/technetwork/security-advis…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	FreeBSD	Affected: FreeBSD 11.2 before 11.2-RELEASE-p10 and 12.0 before 12.0-RELEASE-p4

Show details on NVD website

JSON

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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

GHSA-F2X6-V2R6-G94V

CVE-2019-5597 (GCVE-0-2019-5597)

Tags

Sightings

Nomenclature