CVE-2020-3545 is a buffer overflow vulnerability in Cisco FXOS Software, affecting various Cisco Firepower 4100 and 9300 series devices, as well as the Firepower Extensible Operating System. An authenticated, local attacker with administrative credentials can exploit this by providing a crafted file, leading to a stack-based buffer overflow. This could allow for arbitrary code execution with root privileges, resulting in high impact to confidentiality, integrity, and availability, as indicated by its CVSS score of 6.7 (Medium). There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.3.1.58CPE matchmatch criteria | cpe:2.3:o:cisco:firepower_extensible_operating_system:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
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