An issue discovered in TOTOLINK X6000R v9.4.0cu.852_B20230719 allows attackers to run arbitrary commands via the sub_41284C function.

published 2024-01-24 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-56719

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 58%
public exploits: 0; none known

CISA SSVC

Exploitation: Proof of concept is public
Automatable: yes
Technical impact: total
Assessed: 2 y ago (2024-07-26)

Exploit prediction

0.85% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/Beckaf/vunl/blob/main/TOTOLINK/X6000R/3/3.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	8.8	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	8.8	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

totolink x6000r_firmware

Classification

Weakness

CWE-253 Incorrect Check of Function Return Value
CWE-77 Improper Neutralization of Special Elements used in a Command

References

github.com /Beckaf/vunl/blob/main/TOTOLINK/X6000R/3/3.md
exploit, third-party-advisory

Sources

CVE List CVE-2023-52040
NVD CVE-2023-52040

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary