Buffer overflow in ClamAV - CVE-2017-12375

 

Buffer overflow in ClamAV - CVE-2017-12375

Published: January 29, 2018


Vulnerability identifier: #VU10313
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-12375
CWE-ID: CWE-120
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: ClamAV
Affected software:
ClamAV

Detailed vulnerability description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to input validation checking mechanisms during parsing the rfc2047 function in mbox. A remote attacker can send a specially crafted input, trigger buffer overflow and cause the service to crash.

How to mitigate CVE-2017-12375

Update to version 0.99.3.

Sources