Cyber Resilience

CVE-2022-30770

MediumPublic PoC

Published: 16 May 2022

Published
16 May 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0056 68.6th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-30770 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Terminalfour Terminalfour. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 31.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Terminalfour versions 8.3.7, 8.3.x versions prior to version 8.3.8 and r 8.2.x versions prior to version 8.2.18.5 or 8.2.18.2.1 are vulnerable to (XSS) vulnerability that could be exploited by an attacker to mislead an administrator and steal their credentials.

CWE(s)

Related Threats

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

Affected Assets

terminalfour
terminalfour
8.2.0 — 8.2.18.2.1 · 8.2.18.3 — 8.2.18.5 · 8.3.0 — 8.3.8

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-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