#VU12631 Resource exhaustion in QPDF - CVE-2018-9918
Published: May 14, 2018
Vulnerability identifier: #VU12631
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-9918
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
QPDF
QPDF
Software vendor:
SourceForge
SourceForge
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists in the QPDFObjectHandle and QPDF_Dictionary classes due to mishandling certain "expected dictionary key but found non-name object" cases because nesting in direct objects is not restricted. A remote attacker can trigger stack exhaustion and cause the service to crash.
The weakness exists in the QPDFObjectHandle and QPDF_Dictionary classes due to mishandling certain "expected dictionary key but found non-name object" cases because nesting in direct objects is not restricted. A remote attacker can trigger stack exhaustion and cause the service to crash.
Remediation
Install update from vendor's website.