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CVE-2009-0050

UnknownEPSS 1.34%

Last modified

CVE-2009-0050 is a vulnerability of currently unknown severity. Lasso 2.2.1 and earlier does not properly check the return value from the OpenSSL DSA_verify 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.. EPSS estimates a 1.34% chance of exploitation in the next 30 days.

Description

Lasso 2.2.1 and earlier does not properly check the return value from the OpenSSL DSA_verify 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.

Metrics

EPSS Probability
1.34%

67.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
EntrouvertLasso<= 2.2.1-0
EntrouvertLasso1.9.9.0
EntrouvertLasso2.0.0-1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2009-0050?
Lasso 2.2.1 and earlier does not properly check the return value from the OpenSSL DSA_verify 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.
How severe is CVE-2009-0050?
Severity scoring for CVE-2009-0050 is pending analysis. The EPSS model estimates a 1.34% probability of exploitation in the next 30 days.
How do I fix CVE-2009-0050?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-0050?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST