CVE-2009-0124

Medium

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.

SeverityMedium

CVSS5.0

Exploit probability—

ProductArrl Tqsllib

PublishedJan 15, 2009

First seenJan 15, 2009

How to fix

Vendor advisories

redhat.com/archives/fedora-package-announce/2009-January/msg00557.html

Affected products

Product	Affected versions	Fixed in
arrl tqsllib	2.0	—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.