PT-2023-13318 · Fortinet · Fortiweb

Published 2023-02-16 · Updated 2023-02-24 · CVE-2022-33871

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions FortiWeb versions 7.0.1 and earlier FortiWeb version 6.4 and all versions FortiWeb version 6.3.19 and earlier

Description A stack-based buffer overflow issue may allow a privileged attacker to execute arbitrary code or commands via specifically crafted CLI operations, including execute backup-local rename and execute backup-local show.

Recommendations For FortiWeb versions 7.0.1 and earlier, update to a version later than 7.0.1 to resolve the issue. For FortiWeb version 6.4 and all versions, update to a version later than 6.4 to resolve the issue. For FortiWeb version 6.3.19 and earlier, update to a version later than 6.3.19 to resolve the issue. As a temporary workaround, consider restricting access to the execute backup-local rename and execute backup-local show CLI operations until a patch is available.

Fix

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

CVE-2022-33871

Affected Products

Fortiweb

References · 3

• https://fortiguard.com/psirt/FG-IR-22-164 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-33871 · Security Note
• https://osv.dev/vulnerability/CVE-2022-33871 · Vendor Advisory