CVE-2009-0021 Common Vulnerabilities and Exposures

Upstream information

CVE-2009-0021 at MITRE

Description

NTP 4.2.4 before 4.2.4p5 and 4.2.5 before 4.2.5p150 does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
	National Vulnerability Database
Base Score	5
Vector	AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector	Network
Access Complexity	Low
Authentication	None
Confidentiality Impact	Partial
Integrity Impact	None
Availability Impact	None

SUSE Bugzilla entries: 459662 [RESOLVED / FIXED], 505503 [RESOLVED / INVALID]

SUSE Security Advisories:

SUSE-SR:2009:005, published Mon, 02 Mar 2009 13:00:00 +0000
SUSE-SR:2009:008, published Mon, 06 Apr 2009 15:00:00 +0000

SUSE Timeline for this CVE

CVE page created: Fri Jun 28 03:05:34 2013
CVE page last modified: Fri Dec 8 16:30:07 2023