CVE-2005-0366

GnuPG < 1.4.1 - Plaintext Recovery via Chosen-Ciphertext Attack on CFB Mode

Title source: llm

Description

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.

References (10)

Core 10

Core References

Third Party Advisory vendor-advisory x_refsource_gentoo

http://www.gentoo.org/security/en/glsa/glsa-200503-29.xml

Broken Link vdb-entry x_refsource_osvdb

http://www.osvdb.org/13775

Broken Link vendor-advisory x_refsource_mandrake

http://www.mandriva.com/security/advisories?name=MDKSA-2005:057

Third Party Advisory, US Government Resource third-party-advisory x_refsource_cert-vn

http://www.kb.cert.org/vuls/id/303094

Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack

http://securitytracker.com/id?1013166

Broken Link x_refsource_confirm

http://www.pgp.com/library/ctocorner/openpgp.html

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/12529

Broken Link vendor-advisory x_refsource_suse

http://www.novell.com/linux/security/advisories/2005_07_sr.html

Technical Description, Third Party Advisory x_refsource_misc

http://eprint.iacr.org/2005/033.pdf

Third Party Advisory x_refsource_misc

http://eprint.iacr.org/2005/033

Scores

EPSS 0.0295

EPSS Percentile 85.3%

Details

CWE

CWE-326

Status published

Products (1)

gnupg/gnupg < 1.4.1

Published May 02, 2005

Tracked Since Feb 18, 2026