Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnupg | Gnupg | < 1.4.1 |
Related Weaknesses (CWE)
References
- http://eprint.iacr.org/2005/033Third Party Advisory
- http://eprint.iacr.org/2005/033.pdfTechnical DescriptionThird Party Advisory
- http://securitytracker.com/id?1013166Third Party AdvisoryVDB Entry
- http://www.gentoo.org/security/en/glsa/glsa-200503-29.xmlThird Party Advisory
- http://www.kb.cert.org/vuls/id/303094Third Party AdvisoryUS 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 AdvisoryVDB Entry
- http://eprint.iacr.org/2005/033Third Party Advisory
- http://eprint.iacr.org/2005/033.pdfTechnical DescriptionThird Party Advisory
- http://securitytracker.com/id?1013166Third Party AdvisoryVDB Entry
- http://www.gentoo.org/security/en/glsa/glsa-200503-29.xmlThird Party Advisory
- http://www.kb.cert.org/vuls/id/303094Third Party AdvisoryUS Government Resource
FAQ
What is CVE-2005-0366?
CVE-2005-0366 is a vulnerability with a CVSS score of 5.0 (MEDIUM). 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 at...
How severe is CVE-2005-0366?
CVE-2005-0366 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2005-0366?
Check the references section above for vendor advisories and patch information. Affected products include: Gnupg Gnupg.