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Sid 1-11273

Message

SERVER-APACHE Apache header parsing space saturation denial of service attempt

Summary

Apache webserver 2.0.52 and earlier allows remote attackers to cause a denial of service (CPU consumption) via an HTTP GET request with a MIME header containing multiple lines with a large number of space characters.

Impact

CVSS base score 5.0 CVSS impact score 2.9 CVSS exploitability score 10.0 confidentialityImpact NONE integrityImpact NONE availabilityImpact NONE

CVE-2004-0942:

CVSS base score 5.0

CVSS impact score 2.9

CVSS exploitability score 10.0

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Detailed information

CVE-2004-0942: Apache webserver 2.0.52 and earlier allows remote attackers to cause a denial of service (CPU consumption) via an HTTP GET request with a MIME header containing multiple lines with a large number of space characters.

Affected systems

  • apache http_server 2.0.52

Ease of attack

CVE-2004-0942:

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

False positives

None known

False negatives

None known

Corrective action

Upgrade to the latest non-affected version of the software.

Apply the appropriate vendor supplied patches.

Contributors

  • Talos research team.
  • This document was generated from data supplied by the national vulnerability database, a product of the national institute of standards and technology.
  • For more information see nvd.

Additional References