SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-4171

Messenger 9.0.0.2162, and possibly other 9.0 versions, allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) by calling the RegisterMe method with a long argument.

MEDIUM 4.3EPSS 5.09%

Does this matter?

Lower severity and a low EPSS score (5.09%). Track it; it rarely justifies an emergency change on its own.

Description

An ActiveX control in YahooBridgeLib.dll for Yahoo! Messenger 9.0.0.2162, and possibly other 9.0 versions, allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) by calling the RegisterMe method with a long argument.

CVSS 2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
EPSS
5.09% probability · 92th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
yahoo/messenger
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.