Cyber Resilience

CVE-2023-52042

CriticalPublic PoCRCE

Published: 16 January 2024

Published
16 January 2024
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 0.0028 51.5th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-52042 is a critical-severity Command Injection (CWE-77) vulnerability in Totolink X6000R Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 48.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis

CVE-2023-52042 is a command injection vulnerability in the sub_4117F8 function of the TOTOLINK X6000R router running firmware version V9.4.0cu.852_B20230719. The flaw is triggered through the lang parameter and is tracked under CWE-77, carrying a CVSS 3.1 base score of 9.8 that reflects network attackability without authentication or user interaction.

An unauthenticated remote attacker can supply a crafted lang value to execute arbitrary operating-system commands on the device, resulting in full compromise of confidentiality, integrity, and availability.

The EPSS score rose from a low baseline to a peak of 0.0563 on 2025-01-22 before receding to the current value of 0.0028, indicating a period of increased exploitation interest after public disclosure. No vendor advisory or patch information is provided in the available references.

EU & UK References

Vulnerability details

An issue discovered in sub_4117F8 function in TOTOLINK X6000R V9.4.0cu.852_B20230719 allows attackers to run arbitrary commands via the 'lang' parameter.

CWE(s)

Related Threats

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

Affected Assets

totolink
x6000r firmware
9.4.0cu.852_b20230719

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References