CVE-2025-20263 | Cisco ASA/Firepower Threat Defense Web Services Interface integer overflow to buffer overflow (cisco-sa-asa-buffer-overflow-PyRUhWBC / WID-SEC-2025-1839)
A vulnerability categorized as critical has been discovered in Cisco ASA and Firepower Threat Defense. This issue affects some unknown processing of the component Web Services Interface. The manipulation leads to integer overflow to buffer overflow.
The identification of this vulnerability is CVE-2025-20263. The attack may be initiated remotely. There is no exploit available.
It is recommended to upgrade the affected component.