Vulnerability-Lookup

alsa-2022:0199

Vulnerability from osv_almalinux

Published

2022-01-19 19:11

Modified

2022-01-20 15:36

Summary

Important: libreswan security update

Details

Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).

Security Fix(es):

libreswan: Malicious IKEv1 packet can cause libreswan to restart (CVE-2022-23094)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "libreswan"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.4-4.el8_5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).\n\nSecurity Fix(es):\n\n* libreswan: Malicious IKEv1 packet can cause libreswan to restart (CVE-2022-23094)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "id": "ALSA-2022:0199",
  "modified": "2022-01-20T15:36:09Z",
  "published": "2022-01-19T19:11:04Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://vulners.com/cve/CVE-2022-23094"
    }
  ],
  "related": [
    "CVE-2022-23094"
  ],
  "summary": "Important: libreswan security update"
}

CVE-2022-23094 (GCVE-0-2022-23094)

Vulnerability from cvelistv5 – Published: 2022-01-15 01:37 – Updated: 2024-08-03 03:28

Summary

Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://libreswan.org/security/CVE-2022-23094	x_refsource_MISC
	https://github.com/libreswan/libreswan/issues/585	x_refsource_MISC
	https://www.debian.org/security/2022/dsa-5048	vendor-advisoryx_refsource_DEBIAN
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-03T03:28:43.512Z",
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        "references": [
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              "x_transferred"
            ],
            "url": "https://libreswan.org/security/CVE-2022-23094"
          },
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              "x_refsource_MISC",
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            ],
            "url": "https://github.com/libreswan/libreswan/issues/585"
          },
          {
            "name": "DSA-5048",
            "tags": [
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              "x_refsource_DEBIAN",
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            "url": "https://www.debian.org/security/2022/dsa-5048"
          },
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            ],
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          },
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            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/"
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        ],
        "title": "CVE Program Container"
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    "cna": {
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        },
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      ],
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    "datePublished": "2022-01-15T01:37:32.000Z",
    "dateReserved": "2022-01-11T00:00:00.000Z",
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}

Sightings

Author	Source	Type	Date

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.

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