How severe is CVE-2009-0048?

CVE-2009-0048 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2009-0048 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-0048?

CVE-2009-0048 primarily affects Openevidence. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-0048?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2009-0048 published?

CVE-2009-0048 was published on 2009-01-07 and last updated on 2026-06-16.

CVE-2009-0048

CVE-2009-0048 is a medium-severity vulnerability in Openevidence with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Openevidence
Published: 2009-01-07
Last modified: 2026-06-16

Description

OpenEvidence 1.0.6 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.

Frequently asked questions

What is CVE-2009-0048?: OpenEvidence 1.0.6 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-2009-0048?: CVE-2009-0048 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2009-0048 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-0048?: CVE-2009-0048 primarily affects Openevidence. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-0048?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-0048 published?: CVE-2009-0048 was published on 2009-01-07 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:openevidence:openevidence:*:*:*:*:*:*:*:*
cpe:2.3:a:openevidence:openevidence:1.0.5:*:*:*:*:*:*:*

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