Vulnerability Details : CVE-2009-4171

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.

Vulnerability category: OverflowMemory CorruptionDenial of service

Published 2009-12-02 19:30:00

Updated 2018-10-10 19:48:32

Source MITRE

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2009-4171

Probability of exploitation activity in the next 30 days: 0.77%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 79 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2009-4171

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:N/A:P	8.6	2.9	[email protected]
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial

CWE ids for CVE-2009-4171

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.

Assigned by: [email protected] (Primary)

References for CVE-2009-4171

Products affected by CVE-2009-4171

Yahoo » Messenger » Version: 9.0.0.2162
cpe:2.3:a:yahoo:messenger:9.0.0.2162:*:*:*:*:*:*:*
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