CVE-2013-6483
pidgin: Possible spoofing using iq replies in XMPP protocol plugin
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · January 28, 2014
Updated · November 21, 2025
Description
The XMPP protocol plugin in libpurple in Pidgin before 2.10.8 does not properly determine whether the from address in an iq reply is consistent with the to address in an iq request, which allows remote attackers to spoof iq traffic or cause a denial of service (NULL pointer dereference and application crash) via a crafted reply.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 4.3AV:N/AC:M/Au:N/C:N/I:N/A:P
CWE-290 · Authentication Bypass by Spoofing