ID:6394 - Exploit for Improper input validation in icu - CVE-2014-8147

 
Main Vulnerability Database Exploits ID:6394 - Exploit for Improper input validation in icu - CVE-2014-8147

ID:6394 - Exploit for Improper input validation in icu - CVE-2014-8147

Published: June 17, 2021


Vulnerability identifier: #VU13052
Vulnerability risk: High
CVE-ID: CVE-2014-8147
CWE-ID: CWE-20
Exploitation vector: Remote access
Vulnerable software:
icu

Link to public exploit:


Vulnerability description

The vulnerability allows a remote attacker to cause DoS condition or execute arbitrary code on the target system.

The vulnerability exists due to the resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C uses an integer data type that is inconsistent with a header file. A remote unauthenticated attacker can supply specially crafted text file, trigger incorrect malloc followed by invalid free and cause the service to crash or execute arbitrary code with elevated privileges.

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


Remediation

Update to version 55.1.