Memory corruption in ZZIPlib - CVE-2018-7727

Vulnerability identifier: #VU11083

CSH Severity: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear

CVE-ID: CVE-2018-7727

CWE-ID: CWE-401

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
ZZIPlib

Software vendor:
zziplib.sourceforge.net

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

The weakness exists in the zzip_mem_disk_new function due to boundary error. A local attacker can send a specially crafted input, trigger memory leaks and cause the service to crash.

Install update from vendor's website.

• https://github.com/gdraheim/zziplib/issues/40