Buffer Overflow in GNU Chess 6.2.7 Leads to Remote Code Execution
CVE-2021-30184
7.8HIGH
What is CVE-2021-30184?
GNU Chess 6.2.7 contains a vulnerability that allows attackers to execute arbitrary code through specially crafted Portable Game Notation (PGN) data. This issue arises from a buffer overflow linked to the use of a temporary file in the cmd_pgnload and cmd_pgnreplay functions of the application. As a result, an adversary could manipulate the game's input to gain unauthorized access and execute harmful commands on the affected system.
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References
CVSS V3.1
Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved