Improper Input Validation Affecting dbus package, versions <1.2.14-1


Severity

Recommended
high

Based on Debian security rating.

Threat Intelligence

EPSS
1.32% (69th percentile)

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  • Snyk IDSNYK-DEBIAN11-DBUS-516563
  • published27 Apr 2009
  • disclosed27 Apr 2009

Introduced: 27 Apr 2009

CVE-2009-1189  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Debian:11 dbus to version 1.2.14-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dbus package and not the dbus package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

The _dbus_validate_signature_with_reason function (dbus-marshal-validate.c) in D-Bus (aka DBus) before 1.2.14 uses incorrect logic to validate a basic type, which allows remote attackers to spoof a signature via a crafted key. NOTE: this is due to an incorrect fix for CVE-2008-3834.

CVSS Base Scores

version 3.1