CVE-2009-0124

tqsllib: OpenSSL incorrect checks for malformed signatures

Published Jan 15, 2009 CVSS 2.0 · 5.0 Medium EPSS 1.3% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2009-0133 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.
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 7, 2024, 4:24 AM
Reserved
Jan 15, 2009, 12:00 AM
Status
Modified
Published
Jan 15, 2009, 5:30 PM
Modified
Jun 16, 2026, 11:04 PM
Severity
Important
Public date
Jan 11, 2009, 12:00 AM