CVE-2008-0555
HIGH · CVSS 7.5EPSS 1.9%EU EUVD
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.
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-20
- EPSS score
- 1.9% (79th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2008-0565)
- Published
- April 4, 2008
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2008-0565 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- apache-ssl / apache-ssl
References
- http://secunia.com/advisories/29644(Vendor Advisory)
- http://securityreason.com/securityalert/3797
- http://www.apache-ssl.org/advisory-cve-2008-0555.txt(Exploit)
- http://www.cynops.de/advisories/CVE-2008-0555.txt(Exploit)
- http://www.klink.name/security/aklink-sa-2008-005-apache-ssl.txt(Exploit)
- http://www.securityfocus.com/archive/1/490386/100/0/threaded
- http://www.securityfocus.com/bid/28576(Patch)
- http://www.securitytracker.com/id?1019784
- http://www.vupen.com/english/advisories/2008/1079/references
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41618
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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