Null pointer dereference in ncurses - CVE-2018-10754
Published: June 16, 2018 / Updated: June 18, 2018
Vulnerability identifier: #VU13374
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2018-10754
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Free Software Foundation
Affected software:
ncurses
ncurses
Detailed vulnerability description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to improper parsing of terminfo files by the _nc_write_entry function, as defined in the tinfo/parse_entry.c source code file. A remote attacker can trick the victim into open a terminfo file that submits malicious input, trigger a NULL pointer dereference condition and cause the application to crash.
How to mitigate CVE-2018-10754
Update to version 6.1.20180414.