Vulnerability Details : CVE-2009-0653

Potential exploit
OpenSSL, probably 0.9.6, does not verify the Basic Constraints for an intermediate CA-signed certificate, which allows remote attackers to spoof the certificates of trusted sites via a man-in-the-middle attack, a related issue to CVE-2002-0970.
Published 2009-02-20 19:30:00
Updated 2025-04-09 00:30:58
Source MITRE
View at NVD,   CVE.org

Products affected by CVE-2009-0653

Exploit prediction scoring system (EPSS) score for CVE-2009-0653

EPSS FAQ
0.26%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 46 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2009-0653

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
 HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
 NIST

CWE ids for CVE-2009-0653

  • 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)

Vendor statements for CVE-2009-0653

  • Red Hat 2009-03-02
    Not vulnerable. This issue was addressed in upstream OpenSSL prior to 0.9.6 and therefore does not affect the versions of OpenSSL as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.

References for CVE-2009-0653

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