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Fencer Vulns
low 2.1

CVE-2001-1593 json

The tempname_ensure function in lib/routines.h in a2ps 4.14 and earlier, as used by the spy_user function and possibly other functions, all…

published 2014-04-05 12 y ago modified 2026-06-16 4 mo ago also EUVD-2001-1570

cvss
2.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 34%
public exploits
0
none known

Summary

The tempname_ensure function in lib/routines.h in a2ps 4.14 and earlier, as used by the spy_user function and possibly other functions, allows local users to modify arbitrary files via a symlink attack on a temporary file.

Patch / fix

  • a2ps Debian 14, Debian 13, Debian 12 1:4.14-1.2

debian advisories DEBIAN-CVE-2001-1593

  • a2ps openSUSE Tumbleweed 4.15-1.1

opensuse advisories openSUSE-SU-2024:12797-1

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-2001-1593 updated cvss 2.1

a2ps: insecure temporary file use

  • Red Hat Enterprise Linux 5 a2ps Red Hat Enterprise Linux 6 a2ps, emacs-a2ps, emacs-a2ps-el Red Hat Enterprise Linux 7 a2ps, emacs-a2ps, emacs-a2ps-el
    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

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-59 Improper Link Resolution Before File Access

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.