National Cyber-Alert System
Vulnerability Summary for CVE-2005-0366
Original release date:05/02/2005
Last revised:09/10/2008
Source:
US-CERT/NIST
Overview
The integrity check feature in OpenPGP, when handling a message that was encrypted using cipher feedback (CFB) mode, allows remote attackers to recover part of the plaintext via a chosen-ciphertext attack when the first 2 bytes of a message block are known, and an oracle or other mechanism is available to determine whether an integrity check failed.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information
References to Advisories, Solutions, and Tools
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US-CERT Vulnerability Note: VU#303094
Name: VU#303094
Type: Advisory
External Source: CONFIRM
Name: http://www.pgp.com/library/ctocorner/openpgp.html
Type: Advisory; Patch Information
External Source: GENTOO
Name: GLSA-200503-29
Type: Advisory
External Source: MISC
Name: http://eprint.iacr.org/2005/033.pdf
External Source: BID
Name: 12529
External Source: OSVDB
Name: 13775
External Source: SUSE
Name: SUSE-SR:2005:007
External Source: MANDRAKE
Name: MDKSA-2005:057
External Source: SECTRACK
Name: 1013166
External Source: MISC
Name: http://eprint.iacr.org/2005/033
