CVE-2005-0366
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…
Does this matter?
Lower severity and a low EPSS score (2.95%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
- EPSS
- 2.95% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-326
- Affected
- gnupg/gnupg
- Source
- cve@mitre.org
References
- http://eprint.iacr.org/2005/033Third Party Advisory
- http://eprint.iacr.org/2005/033.pdfTechnical Description, Third Party Advisory
- http://securitytracker.com/id?1013166Third Party Advisory, VDB Entry
- http://www.gentoo.org/security/en/glsa/glsa-200503-29.xmlThird Party Advisory
- http://www.kb.cert.org/vuls/id/303094Third Party Advisory, US Government Resource
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:057Broken Link
- http://www.novell.com/linux/security/advisories/2005_07_sr.htmlBroken Link
- http://www.osvdb.org/13775Broken Link
- http://www.pgp.com/library/ctocorner/openpgp.htmlBroken Link
- http://www.securityfocus.com/bid/12529Third Party Advisory, VDB Entry
- http://eprint.iacr.org/2005/033Third Party Advisory
- http://eprint.iacr.org/2005/033.pdfTechnical Description, Third Party Advisory
- http://securitytracker.com/id?1013166Third Party Advisory, VDB Entry
- http://www.gentoo.org/security/en/glsa/glsa-200503-29.xmlThird Party Advisory
- http://www.kb.cert.org/vuls/id/303094Third Party Advisory, US Government Resource
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:057Broken Link
- http://www.novell.com/linux/security/advisories/2005_07_sr.htmlBroken Link
- http://www.osvdb.org/13775Broken Link
- http://www.pgp.com/library/ctocorner/openpgp.htmlBroken Link
- http://www.securityfocus.com/bid/12529Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.