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Fencer Vulns
high 7.1

CVE-2024-33899 json

RARLAB WinRAR before 7.00, on Linux and UNIX platforms, allows attackers to spoof the screen output, or cause a denial of service, via ANSI…

published 2024-04-28 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-31603

cvss
7.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits
0
none known

Summary

RARLAB WinRAR before 7.00, on Linux and UNIX platforms, allows attackers to spoof the screen output, or cause a denial of service, via ANSI escape sequences.

Patch / fix

  • rarlab winrar 7.00
  • rar Debian 12 2:7.01-1~deb12u1
  • rar Debian 14, Debian 13 2:7.00-1
  • unrar-nonfree Debian 14, Debian 13 1:7.0.3-1

debian advisories DEBIAN-CVE-2024-33899

  • unrar-nonfree Ubuntu 20.04 LTS 1:5.6.6-2ubuntu0.1
  • unrar-nonfree Ubuntu 22.04 LTS 1:6.1.5-1ubuntu0.1

ubuntu advisories UBUNTU-CVE-2024-33899

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • unrar SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 5.6.1-4.11.1

suse advisories SUSE-SU-2024:1975-1

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.82% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • sdushantha.medium.com https://sdushantha.medium.com/ansi-escape-injection-vulnerability-in-winrar-a2cbfac4b983 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
CNA 3.1 7.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Affected products

  • rarlab winrar
  • rarlab unrar

Classification

Weakness
  • CWE-150 Improper Neutralization of Escape, Meta, or Control Sequences

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.