CVE-2009-0642 : ext/openssl/ossl_ocsp.c in Ruby 1.8 and 1.9 does not properly check the return v

ext/openssl/ossl_ocsp.c in Ruby 1.8 and 1.9 does not properly check the return value from the OCSP_basic_verify function, which might allow remote attackers to successfully present an invalid X.509 certificate, possibly involving a revoked certificate.

Published 2009-02-20 06:47:48

Updated 2017-09-29 01:33:56

Source MITRE

View at NVD, CVE.org

Vulnerability category: BypassGain privilege

Products affected by CVE-2009-0642

Ruby-lang » Ruby » Version: 1.9
cpe:2.3:a:ruby-lang:ruby:1.9:*:*:*:*:*:*:*
Matching versions
Ruby-lang » Ruby » Version: 1.8
cpe:2.3:a:ruby-lang:ruby:1.8:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2009-0642

Top countries where our scanners detected CVE-2009-0642

Top open port discovered on systems with this issue 80

IPs affected by CVE-2009-0642 3

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2009-0642!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2009-0642

EPSS FAQ

2.14%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 88 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2009-0642

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
6.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:P	8.6	6.4	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial

CWE ids for CVE-2009-0642

CWE-287 Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2009-0642