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Vulnerabilities

Vulnerability · CVE-2004-0488

Stack-based buffer overflow in the ssl_util_uuencode_binary function in ssl_util.c for Apache mod_ssl, when mod_ssl is configured to trust the issuing CA, may allow re…

Published Jul 7, 2004 · catalog updated Jun 16, 2026 · http server

Last checked Nov 6, 2026. A connected source was read within the last 7 days.

Check this week

CVE-2004-0488 is not in CISA KEV. FIRST estimates a 37.68% chance of exploitation in the next 30 days. Check whether you run http server.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
37.68%
Remediation
Version ranges on file
Affected products
cpe apache/http server · cpe debian/debian linux · cpe redhat/enterprise linux server · cpe redhat/enterprise linux workstation

Stack-based buffer overflow in the ssl_util_uuencode_binary function in ssl_util.c for Apache mod_ssl, when mod_ssl is configured to trust the issuing CA, may allow remote attackers to execute arbitrary code via a client certificate with a long subject DN.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apache/http server< 2.0.50
  • cpe debian/debian linux3.0
  • cpe redhat/enterprise linux server2.0
  • cpe redhat/enterprise linux workstation2.0

How to fix CVE-2004-0488

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2004-0488 is not in CISA KEV. FIRST estimates a 37.68% chance of exploitation in the next 30 days. Check whether you run http server.

Which versions are affected?

Compare what you have installed with apache/http server < 2.0.50; debian/debian linux 3.0; redhat/enterprise linux server 2.0; redhat/enterprise linux workstation 2.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-787: Out-of-bounds Write. EPSS 37.68%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Apache HTTP Server security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 7, 2004 · Monitored products — critical

    Detected

    Stack-based buffer overflow in the ssl_util_uuencode_binary function in ssl_util.c for Apache mod_ssl, when mod_ssl is configured to trust the issuing CA, may allow remote attackers to execute arbitrary code via a client certificate with a long subject DN.

  2. Jun 16, 2026 · Monitored products — critical

    Updated

    Stack-based buffer overflow in the ssl_util_uuencode_binary function in ssl_util.c for Apache mod_ssl, when mod_ssl is configured to trust the issuing CA, may allow remote attackers to execute arbitrary code via a client certificate with a long subject DN.

Sources

  • CVE.orgVulnerability recordCVE-2004-0488

    Official CVE identifier

    cve.org
  • Monitored products — criticalVendor advisoryCVE-2004-0488

    Stack-based buffer overflow in the ssl_util_uuencode_binary function in ssl_util.c for Apache mod_ssl, when mod_ssl is configured to trust the issuing CA, may allow remote attackers to execute arbitrary code via a client certificate with a long subject DN.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 4, 2026
  • Monitored products — criticalNov 3, 2026