NULL pointer dereference in Exempi - CVE-2017-18237
Published: April 10, 2018
Vulnerability identifier: #VU11630
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-18237
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.
The weakness exists in the PostScript_Support::ConvertToDate function in the source code file XMPFiles/source/FormatSupport/PostScript_Support.cpp due to invalid pointer dereference when handling PostScript (.ps) files. A remote attacker can trick the victim into accessing a specially crafted .ps file and cause the service to crash.
The weakness exists in the PostScript_Support::ConvertToDate function in the source code file XMPFiles/source/FormatSupport/PostScript_Support.cpp due to invalid pointer dereference when handling PostScript (.ps) files. A remote attacker can trick the victim into accessing a specially crafted .ps file and cause the service to crash.
Affected software
Exempi
Fedora
exempi
Fedora
exempi
How to mitigate CVE-2017-18237
Update to version 2.4.3.
exempi - update to 2.4.5-1.fc27