ubuntu-cve-2022-23303
Vulnerability from osv_ubuntu
Published
2022-01-17 02:15
Modified
2025-09-08 16:50
Summary
Details

The implementations of SAE in hostapd before 2.10 and wpa_supplicant before 2.10 are vulnerable to side channel attacks as a result of cache access patterns. NOTE: this issue exists because of an incomplete fix for CVE-2019-9494.

Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
N/A (UNKNOWN)
low
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "hostapd",
            "binary_version": "2:2.9-1ubuntu4.6"
          },
          {
            "binary_name": "wpagui",
            "binary_version": "2:2.9-1ubuntu4.6"
          },
          {
            "binary_name": "wpasupplicant",
            "binary_version": "2:2.9-1ubuntu4.6"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "wpa",
        "purl": "pkg:deb/ubuntu/wpa@2:2.9-1ubuntu4.6?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:2.9-1ubuntu4.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2:2.9-1ubuntu2",
        "2:2.9-1ubuntu3",
        "2:2.9-1ubuntu4",
        "2:2.9-1ubuntu4.1",
        "2:2.9-1ubuntu4.2",
        "2:2.9-1ubuntu4.3",
        "2:2.9-1ubuntu4.4"
      ]
    }
  ],
  "aliases": [],
  "details": "The implementations of SAE in hostapd before 2.10 and wpa_supplicant before 2.10 are vulnerable to side channel attacks as a result of cache access patterns. NOTE: this issue exists because of an incomplete fix for CVE-2019-9494.",
  "id": "UBUNTU-CVE-2022-23303",
  "modified": "2025-09-08T16:50:02Z",
  "published": "2022-01-17T02:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-23303"
    },
    {
      "type": "REPORT",
      "url": "https://w1.fi/security/2022-1/"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-23303"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-7317-1"
    }
  ],
  "related": [
    "USN-7317-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2022-23303"
  ]
}



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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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