CVE-2010-2725: Barnowl

High severity, CVSS 7.5. EPSS: 2.9% chance of exploitation in the next 30 days.

BarnOwl before 1.6.2 does not check the return code of calls to the (1) ZPending and (2) ZReceiveNotice functions in libzephyr, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unknown vectors.

Affected products

• Barnowl Barnowl: up to and including 1.6.1; version 1.0.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.2.1 only; version 1.0.3 only; …

Published 2010-08-05. Last modified 2026-06-16.