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CVE-2009-0047

UnknownEPSS 1.18%

Last modified

CVE-2009-0047 is a vulnerability of currently unknown severity. Gale 0.99 and earlier 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 for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077.. EPSS estimates a 1.18% chance of exploitation in the next 30 days.

Description

Gale 0.99 and earlier 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 for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077.

Metrics

EPSS Probability
1.18%

63.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GaleGale<= 0.99
GaleGale0.15
GaleGale0.15b
GaleGale0.15c
GaleGale0.16
GaleGale0.16a
GaleGale0.17
GaleGale0.17a
GaleGale0.18
GaleGale0.18b
GaleGale0.18c
GaleGale0.19
GaleGale0.19a
GaleGale0.19b
GaleGale0.20a
GaleGale0.21
GaleGale0.90a
GaleGale0.90b
GaleGale0.90c
GaleGale0.91
GaleGale0.91a
GaleGale0.91b

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2009-0047?
Gale 0.99 and earlier 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 for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077.
How severe is CVE-2009-0047?
Severity scoring for CVE-2009-0047 is pending analysis. The EPSS model estimates a 1.18% probability of exploitation in the next 30 days.
How do I fix CVE-2009-0047?
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-2009-0047?

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

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Source: NVD / NIST