Heap-Based Buffer Overflow in Sophos XG Firewall
CVE-2020-11503
9.8CRITICAL
Summary
A heap-based buffer overflow vulnerability exists in the awarrensmtp component of Sophos XG Firewall. This issue could allow an attacker to execute arbitrary code on the affected system remotely, posing a significant security risk. Users are advised to upgrade to the latest version to mitigate this vulnerability. More details can be found in the advisory linked below.
References
CVSS V3.1
Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved