Heap-based buffer overflow in Exempi - CVE-2018-7729
Published: March 14, 2018 / Updated: March 20, 2018
Vulnerability identifier: #VU11087
CSH Severity: Low
CVSS v4: 5.1 [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]
CVE-ID: CVE-2018-7729
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to cause DoS condition on the target system.
The weakness exists in the PostScript_MetaHandler::ParsePSFile() function due to heap-based buffer overflow. A local attacker can send a specially crafted file, trigger memory corruption and cause the service to crash.
The weakness exists in the PostScript_MetaHandler::ParsePSFile() function due to heap-based buffer overflow. A local attacker can send a specially crafted file, trigger memory corruption and cause the service to crash.
Affected software
Exempi
Fedora
python-msldap
exempi
Fedora
python-msldap
exempi
How to mitigate CVE-2018-7729
Update to version 2.4.5.
python-msldap - update to 0.3.15-1.fc33
exempi - addressed in versions 2.4.5-1.fc27, 2.4.5-1.fc28
exempi - addressed in versions 2.4.5-1.fc27, 2.4.5-1.fc28