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7.5

BEA WebLogic Server could let attackers gain extra rights

CVE-2005-4756 · published 20 years ago
Summary

Versions 8.1 SP4 and earlier, and 7.0 SP5 and earlier of BEA WebLogic Server and WebLogic Express may not correctly check user identities when multiple checks are used. This weakness could let a malicious user obtain higher privileges than intended. Apply the vendor's security updates or upgrade to a supported version as soon as possible.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
bea weblogic_server 7.0
8.1
cpe:2.3:a:bea:weblogic_server:7.0:*:*:*:*:*:*:*
Original advisory text
BEA WebLogic Server and WebLogic Express 8.1 SP4 and earlier, and 7.0 SP5 and earlier, do not properly validate derived Principals with multiple PrincipalValidators, which might allow attackers to ...
BEA WebLogic Server and WebLogic Express 8.1 SP4 and earlier, and 7.0 SP5 and earlier, do not properly validate derived Principals with multiple PrincipalValidators, which might allow attackers to gain privileges.
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
7.5 High
Exploitation
2% chance of attack within 30 days
Timeline
Published31 Dec 2005
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2005-4756 · NVD
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