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VMScore

CVE-2021-31523

Published: 21/04/2021 Updated: 29/04/2021
CVSS v2 Base Score: 7.2 | Impact Score: 10 | Exploitability Score: 3.9
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 641
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
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Vulnerability Summary

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.

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Vendor Advisories

Arch Linux Issues:
The Debian xscreensaver 542+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 ...

Mailing Lists

Full Disclosure: Re: xscreensaver package caps gets raw socket
<!--X-Body-Begin--> <!--X-User-Header--> oss-sec mailing list archives <!--X-User-Header-End--> <!--X-TopPNI--> By Date By Thread </form> <!--X-TopPNI-End--> <!--X-MsgBody--> <!--X-Subject-Header-Begin--> Re: xscreensaver package caps gets raw socket <!--X-Subject-Header-End--> <!--X-Head-of-Message--> From: Salvatore Bonaccors ...

References

CWE-269https://www.openwall.com/lists/oss-security/2021/04/17/1http://www.openwall.com/lists/oss-security/2021/04/21/3https://nvd.nist.govhttps://security.archlinux.org/CVE-2021-31523http://seclists.org/oss-sec/2021/q2/52
VMScore
CVSSv2
CVSSv3
VMScore
Recommendations:
NULL pointer dereferenceCVE-2023-52689CVE-2024-23803client sideCVE-2023-52696information disclosureCVE-2024-35843CVE-2024-27130CVE-2023-52697
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