Cyber Resilience

CVE-2022-25080

CriticalPublic PoCRCE

Published: 24 February 2022

Published
24 February 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0566 90.6th percentile
Risk Priority 23 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-25080 is a critical-severity OS Command Injection (CWE-78) vulnerability in Totolink A830R Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 9.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis

TOTOLink A830R firmware version V5.9c.4729_B20191112 contains a command injection vulnerability in the Main function. The flaw, tracked as CVE-2022-25080 and assigned CWE-78, permits arbitrary command execution through the QUERY_STRING parameter and carries a CVSS 3.1 score of 9.8 reflecting network-accessible, unauthenticated attack conditions.

An unauthenticated remote attacker can supply a malicious QUERY_STRING value to the affected device and execute operating-system commands with the privileges of the web server process, resulting in full confidentiality, integrity, and availability impact on the router.

The two provided references consist of identical GitHub repositories that document the vulnerability and include proof-of-concept details; neither reference supplies official vendor advisories, patch information, or mitigation guidance. The associated EPSS score has remained flat at 0.0566 with no material increase observed after disclosure.

EU & UK References

Vulnerability details

TOTOLink A830R V5.9c.4729_B20191112 was discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attackers to execute arbitrary commands via the QUERY_STRING parameter.

CWE(s)

Related Threats

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

Affected Assets

totolink
a830r firmware
5.9c.4729_b20191112

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-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References