Vulnerability Details : CVE-2009-2700

src/network/ssl/qsslcertificate.cpp in Nokia Trolltech Qt 4.x does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
Published 2009-09-02 17:30:01
Updated 2025-04-09 00:30:58
Source MITRE
View at NVD,   CVE.org

Products affected by CVE-2009-2700

Exploit prediction scoring system (EPSS) score for CVE-2009-2700

EPSS FAQ
0.25%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 45 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2009-2700

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
 MEDIUM AV:N/AC:M/Au:N/C:N/I:P/A:N
8.6
2.9
 NIST

CWE ids for CVE-2009-2700

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)

Vendor statements for CVE-2009-2700

  • Red Hat 2009-09-03
    Not vulnerable. This issue did not affect the versions of qt and qt4 as shipped with Red Hat Enterprise Linux 3, 4, or 5. Affected code was introduced upstream in version 4.3.

References for CVE-2009-2700

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