CVE-2023-52040

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2024-01-24. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
53.9%
KEV
Not listed

Published

January 24, 2024

Last Modified

November 21, 2024

References (2)

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 9× in last 7d / 43× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-11 08:26 UTCEPSS rescore
  2. 2026-07-09 19:08 UTCEPSS rescore
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  14. 2026-06-30 23:21 UTCEPSS rescore
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  1. 2026-06-22 14:24 UTCEPSS rescore
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  3. 2026-06-21 14:55 UTCEPSS rescore
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  5. 2026-06-21 01:58 UTCEPSS rescore
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  7. 2026-06-19 19:24 UTCEPSS rescore
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  9. 2026-06-18 17:51 UTCEPSS rescore
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  19. 2026-06-11 13:59 UTCEPSS rescore
  20. 2026-06-10 22:17 UTCEPSS rescore
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  22. 2026-06-08 14:16 UTCEPSS rescore
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  24. 2026-06-07 15:24 UTCEPSS rescore
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  40. 2026-05-31 22:30 UTCEPSS rescore
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  42. 2026-05-31 00:15 UTCEPSS rescore
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  44. 2026-05-29 13:43 UTCEPSS rescore
  45. 2026-05-28 13:44 UTCEPSS rescore
  46. 2026-05-27 13:39 UTCEPSS rescore
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  48. 2026-05-26 13:43 UTCEPSS rescore
  49. 2026-05-26 13:43 UTCEPSS rescore
  50. 2026-05-26 07:18 UTCEPSS rescore
  51. 2026-05-26 07:18 UTCEPSS rescore
  52. 2026-05-26 07:18 UTCEPSS rescore
  53. 2026-05-24 09:42 UTCEG score recompute
  54. 2026-05-24 09:42 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-52040?
CVE-2023-52040 is a critical vulnerability published on January 24, 2024. An issue discovered in TOTOLINK X6000R v9.4.0cu.852B20230719 allows attackers to run arbitrary commands via the sub41284C function.
When was CVE-2023-52040 disclosed?
CVE-2023-52040 was first published in the National Vulnerability Database on January 24, 2024, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-52040 actively exploited?
CVE-2023-52040 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 53.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-52040?
CVE-2023-52040 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2023-52040?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-52040, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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