Buffer overflow in OpenJPEG - CVE-2018-7648
Published: March 26, 2018
Vulnerability identifier: #VU11273
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-7648
CWE-ID: CWE-120
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 mj2/opj_mj2_extract.c source code file due to insufficient length checks of output prefixes. A local attacker can send a specially crafted prefix, which contains 50 or more characters via the command line, trigger buffer overflow condition and cause the service to crash.
The weakness exists in the mj2/opj_mj2_extract.c source code file due to insufficient length checks of output prefixes. A local attacker can send a specially crafted prefix, which contains 50 or more characters via the command line, trigger buffer overflow condition and cause the service to crash.
Affected software
OpenJPEG
How to mitigate CVE-2018-7648
Install update from vendor's website.