Vulnerabilities > CVE-2015-8013 - Cryptographic Issues vulnerability in Openpgpjs
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
NONE Availability impact
NONE Summary
s2k.js in OpenPGP.js will decrypt arbitrary messages regardless of passphrase for crafted PGP keys which allows remote attackers to bypass authentication if message decryption is used as an authentication mechanism via a crafted symmetrically encrypted PGP message.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
Common Attack Pattern Enumeration and Classification (CAPEC)
- Signature Spoofing by Key Recreation An attacker obtains an authoritative or reputable signer's private signature key by exploiting a cryptographic weakness in the signature algorithm or pseudorandom number generation and then uses this key to forge signatures from the original signer to mislead a victim into performing actions that benefit the attacker.
References
- http://www.openwall.com/lists/oss-security/2015/10/30/5
- http://www.openwall.com/lists/oss-security/2015/10/30/5
- http://www.securityfocus.com/bid/77088
- http://www.securityfocus.com/bid/77088
- https://github.com/openpgpjs/openpgpjs/commit/668a9bbe7033f3f475576209305eb57a54306d29
- https://github.com/openpgpjs/openpgpjs/commit/668a9bbe7033f3f475576209305eb57a54306d29