Is CVE-2008-5077 in the CISA KEV catalog?

No. CVE-2008-5077 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2008-5077?

CVE-2008-5077 has a CVSS v2 base score of 5.8 (MEDIUM).

What is the EPSS score for CVE-2008-5077?

CVE-2008-5077 has an EPSS score of 5.15% (91th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2008-5077?

Upgrade openssl on debian 11 to 0.9.8g-15 or later.

CVE & CISA-KEV Catalog

CVE-2008-5077

MEDIUMEPSS 91th pctl

5.8

CVSS v2

NVD

Description

OpenSSL 0.9.8i and earlier does not properly check the return value from the 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.

CWE-20Improper Input Validation

How to fix

Remediation Available

opensslDebian

Fixed in:0.9.8g-15CVE-2008-5077

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

5.15%probability of exploitation in 30 days

91stpercentile

High risk: more likely to be exploited than 91% of all known CVEs.

References

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.