Remote No

Type Arbitrary code execution

Description

GNU Chess 6.2.7 allows attackers to execute arbitrary code via crafted PGN (Portable Game Notation) data. This is related to a buffer overflow in the use of a .tmp.epd temporary file in the cmd_pgnload and cmd_pgnreplay functions in frontend/cmd.cc.

AVG-1782 gnuchess 6.2.7-1 Medium Vulnerable

https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/msg00000.html
https://lists.gnu.org/archive/html/bug-gnu-chess/2021-04/txtJ07eHdR0m6.txt