Cyber Resilience

CVE-2022-33871

Medium

Published: 16 February 2023

Published
16 February 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.6 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0115 78.9th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-33871 is a medium-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Fortinet Fortiweb. Its CVSS base score is 6.6 (Medium).

Operationally, ranked in the top 21.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A stack-based buffer overflow vulnerability [CWE-121] in FortiWeb version 7.0.1 and earlier, 6.4 all versions, version 6.3.19 and earlier may allow a privileged attacker to execute arbitrary code or commands via specifically crafted CLI `execute backup-local rename` and `execute backup-local…

more

show` operations.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

fortinet
fortiweb
6.4.0, 6.4.1, 6.4.2, 7.0.0, 7.0.1 · 6.3.6 — 6.3.20

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References