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Fencer Vulns
high 7.8

CVE-2023-24039 json

A stack-based buffer overflow in ParseColors in libXm in Common Desktop Environment 1.6 can be exploited by local low-privileged users via…

published 2023-01-21 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-28103

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits
0
none known

Summary

A stack-based buffer overflow in ParseColors in libXm in Common Desktop Environment 1.6 can be exploited by local low-privileged users via the dtprintinfo setuid binary to escalate their privileges to root on Solaris 10 systems. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-24039 updated cvss 8.1

motif: libXm: stack-based buffer overflow in ParseColors()

  • Red Hat Enterprise Linux 7 motif Red Hat Enterprise Linux 8 motif Red Hat Enterprise Linux 9 motif
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
19 mo ago

Exploit prediction

0.47% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • security.humanativaspa.it https://security.humanativaspa.it/nothing-new-under-the-sun/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.