CVE-2008-0555
The ExpandCert function in Apache-SSL before apache_1.3.41+ssl_1.59 does not properly handle (1) ...
CVE-2008-0555 is a high vulnerability (CVSS 7.5) in Apache-ssl, published April 4, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.87%, the 79th percentile. No source names a fixed version.
The ExpandCert function in Apache-SSL before apache_1.3.41+ssl_1.59 does not properly handle (1) '/' and (2) '=' characters in a Distinguished Name (DN) in a client certificate, which might allow remote attackers to bypass authentication via a crafted DN that triggers overwriting of environment variables.
Exploit likelihood
What each source reports
NVD Score used
The ExpandCert function in Apache-SSL before apache_1.3.41+ssl_1.59 does not properly handle (1) '/' and (2) '=' characters in a Distinguished Name (DN) in a client certificate, which might allow remote attackers to bypass authentication via a crafted DN that triggers overwriting of environment variables.
- Record
CVE-2008-0555- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-20, CWE-287
- Updated
- 2026-11-02
CVE List No score
The ExpandCert function in Apache-SSL before apache_1.3.41+ssl_1.59 does not properly handle (1) '/' and (2) '=' characters in a Distinguished Name (DN) in a client certificate, which might allow remote attackers to bypass authentication via a crafted DN that triggers overwriting of environment variables.
- Record
CVE-2008-0555- Updated
- 2026-11-02
EUVDEUVD-2008-0565 No score
The ExpandCert function in Apache-SSL before apache_1.3.41+ssl_1.59 does not properly handle (1) '/' and (2) '=' characters in a Distinguished Name (DN) in a client certificate, which might allow remote attackers to bypass authentication via a crafted DN that triggers overwriting of environment variables.
- Record
EUVD-2008-0565- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7843-hchm-wf25 No score
The ExpandCert function in Apache-SSL before apache_1.3.41+ssl_1.59 does not properly handle (1) ...
The ExpandCert function in Apache-SSL before apache_1.3.41+ssl_1.59 does not properly handle (1) '/' and (2) '=' characters in a Distinguished Name (DN) in a client certificate, which might allow remote attackers to bypass authentication via a crafted DN that triggers overwriting of environment variables.
- Record
GHSA-7843-hchm-wf25- Weakness
- CWE-20, CWE-287
- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |