Unrated severityNVD Advisory· Published Jan 15, 2009· Updated Jun 16, 2026
CVE-2009-0124
CVE-2009-0124
Description
The tqsl_verifyDataBlock function in openssl_cert.cpp in American Radio Relay League (ARRL) tqsllib 2.0 does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.
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Affected products
2cpe:2.3:a:arrl:tqsllib:2.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:arrl:tqsllib:2.0:*:*:*:*:*:*:*
- (no CPE)range: = 2.0
Patches
Vulnerability mechanics
References
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