Heap-based buffer overflow in icedtea-web - CVE-2012-4540

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Main Vulnerability Database Vulnerabilities #VU32732

Heap-based buffer overflow in icedtea-web - CVE-2012-4540

Published: November 11, 2012 / Updated: July 28, 2020


Vulnerability identifier: #VU32732
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2012-4540
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Off-by-one error in the invoke function in IcedTeaScriptablePluginObject.cc in IcedTea-Web 1.1.x before 1.1.7, 1.2.x before 1.2.2, 1.3.x before 1.3.1, and 1.4.x before 1.4.1. A remote attacker can use a crafted webpage that triggers a heap-based buffer overflow to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

icedtea-web
icedtea-web (Alpine package)

How to mitigate CVE-2012-4540

Update to version 1.1.7.

icedtea-web - update to 1.1.7
icedtea-web (Alpine package) - update to 1.1.7-r0

External References

Related Security Bulletins