Cyber Resilience

CVE-2022-3963

Low

Published: 12 November 2022

Published
12 November 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 3.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
EPSS Score 0.0022 45.3th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-3963 is a low-severity Improper Neutralization (CWE-707) vulnerability in Sir Gnuboard. Its CVSS base score is 3.5 (Low).

Operationally, ranked at the 45.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability was found in gnuboard5. It has been classified as problematic. Affected is an unknown function of the file bbs/faq.php of the component FAQ Key ID Handler. The manipulation of the argument fm_id leads to cross site scripting. It…

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is possible to launch the attack remotely. Upgrading to version 5.5.8.2.1 is able to address this issue. The name of the patch is ba062ca5b62809106d5a2f7df942ffcb44ecb5a9. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-213540.

CWE(s)

Related Threats

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

Affected Assets

sir
gnuboard
≤ 5.5.8.2.1

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-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-707

Enforces use of documented standards and tool configurations that address proper neutralization of inputs/outputs during development.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References