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Sid 1-16021

Message

SERVER-APACHE Apache http Server mod_tcl format string attempt

Summary

Format string vulnerability in the modtcl module 1.0 for Apache 2.x allows context-dependent attackers to execute arbitrary code via format string specifiers that are not properly handled in a setvar function call in (1) tclcmds.c and (2) tclcore.c.

Impact

CVSS base score 6.8 CVSS impact score 6.4 CVSS exploitability score 8.6 confidentialityImpact PARTIAL integrityImpact PARTIAL availabilityImpact PARTIAL

CVE-2006-4154:

CVSS base score 6.8

CVSS impact score 6.4

CVSS exploitability score 8.6

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Detailed information

CVE-2006-4154: Format string vulnerability in the modtcl module 1.0 for Apache 2.x allows context-dependent attackers to execute arbitrary code via format string specifiers that are not properly handled in a setvar function call in (1) tclcmds.c and (2) tclcore.c.

Affected systems

  • apache http_server 2.0
  • apache http_server 2.0.9
  • apache http_server 2.0.28
  • apache http_server 2.0.32
  • apache http_server 2.0.34
  • apache http_server 2.0.35
  • apache http_server 2.0.36
  • apache http_server 2.0.37
  • apache http_server 2.0.38
  • apache http_server 2.0.39
  • apache http_server 2.0.40
  • apache http_server 2.0.41
  • apache http_server 2.0.42
  • apache http_server 2.0.43
  • apache http_server 2.0.44
  • apache http_server 2.0.45
  • apache http_server 2.0.46
  • apache http_server 2.0.47
  • apache http_server 2.0.48
  • apache http_server 2.0.49
  • apache http_server 2.0.50
  • apache http_server 2.0.51
  • apache http_server 2.0.52
  • apache http_server 2.0.53
  • apache http_server 2.0.54
  • apache http_server 2.0.55
  • apache http_server 2.0.56
  • apache http_server 2.0.57
  • apache http_server 2.0.58
  • apache http_server 2.1
  • apache http_server 2.1.1
  • apache http_server 2.1.2
  • apache http_server 2.1.3
  • apache http_server 2.1.4
  • apache http_server 2.1.5
  • apache http_server 2.1.6
  • apache http_server 2.2
  • apache http_server 2.2.1
  • apache http_server 2.2.2
  • apache http_server 2.2.3

Ease of attack

CVE-2006-4154:

Access Vector NETWORK

Access Complexity MEDIUM

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