CVE-2008-5077
openssl openssl097 - cryptographic weakness
EPSS 0.24%
Description
OpenSSL 0.9.8i and earlier does not properly check the return value from the EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys.
How to fix CVE-2008-5077
To remediate CVE-2008-5077, upgrade the affected package to a fixed version below.
- Debian/openssl—upgrade to 0.9.8g-15 or later
- Debian/openssl—upgrade to 0.9.8c-4etch4 or later
- Debian/openssl097—upgrade to 0.9.7k-3.1etch2 or later
Is CVE-2008-5077 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 0.9.8g-15
- from 0, < 0.9.8c-4etch4
- from 0, < 0.9.7k-3.1etch2