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Fencer Vulns
high 8.8

CVE-2020-24972 json

The Kleopatra component before 3.1.12 (and before 20.07.80) for GnuPG allows remote attackers to execute arbitrary code because openpgp4fpr…

published 2020-08-29 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-17672

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
4.9%
EPSS 4.9% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

The Kleopatra component before 3.1.12 (and before 20.07.80) for GnuPG allows remote attackers to execute arbitrary code because openpgp4fpr: URLs are supported without safe handling of command-line options. The Qt platformpluginpath command-line option can be used to load an arbitrary DLL.

Patch / fix

  • kleopatra_project kleopatra 20.07.80
  • kleopatra Debian 14, Debian 13, Debian 12 4:20.08.2-2

debian advisories DEBIAN-CVE-2020-24972

  • kleopatra Package Hub 15 SP1 18.12.3-bp151.3.3.1
  • kleopatra openSUSE Leap 15.1 18.12.3-lp151.2.4.1

opensuse advisories openSUSE-SU-2020:1754-1openSUSE-SU-2020:1723-1

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-2020-24972 updated cvss 7.3

Kleopatra: allows remote attackers to execute arbitrary code because openpgp4fpr: URLs are supported without safe handling of command-line options

  • Red Hat All currently supported Red Hat products
    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

4.85% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • dev.gnupg.org https://dev.gnupg.org/source/kleo/browse/master/CMakeLists.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:R
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Classification

Weakness
  • CWE-116 Improper Encoding or Escaping of Output

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.