CVE-2021-31523

CVSS V2 High 7.2 CVSS V3 High 7.8
Description
The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has cap_net_raw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency.
Overview
  • CVE ID
  • CVE-2021-31523
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-04-21T19:15:35
  • Last Modified Date
  • 2021-04-29T13:52:30
Weakness Enumerations
CWE URL
CWE-269 http://cwe.mitre.org/data/definitions/269.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:xscreensaver_project:xscreensaver:5.42\+dfsg1-1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.openwall.com/lists/oss-security/2021/04/17/1 Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/04/21/3 Mailing List Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-31523
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31523
History
Created Old Value New Value Data Type Notes
2022-05-10 07:13:47 Added to TrackCVE
2022-12-06 02:13:48 2021-04-21T19:15Z 2021-04-21T19:15:35 CVE Published Date updated
2022-12-06 02:13:48 2021-04-29T13:52:30 CVE Modified Date updated
2022-12-06 02:13:48 Analyzed Vulnerability Status updated