CVE-2023-4411

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 4.6%, top 9% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 5%CVSS: 9.8Exploit: None knownExposed: 0

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

A vulnerability has been found in TOTOLINK EX1200L EN_V9.3.5u.6146_B20201023 and classified as critical. This vulnerability affects the function setTracerouteCfg. The manipulation leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-237514 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
50(Track)
EG Risk 50/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation5% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
5%
EPSS %ILE
92%
KEV
Not listed

Published

August 18, 2023

Last Modified

June 17, 2026

Advisory Details (1)

Auto-updated Sep 21, 2026
No patch confirmed yet.
generic

Multiple OS command Injection in TOTOLink EX1200L firmware · GitHub

https://gist.github.com/dmknght/02a29e1c5ae18b45eacc2085d22068e8

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 30× 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.

Showing the most recent 100 of 169 total refreshes for this CVE.

  1. 2026-09-24 14:01 UTCEPSS rescore
  2. 2026-09-24 14:01 UTCEPSS rescore
  3. 2026-09-23 13:46 UTCEPSS rescore
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  1. 2026-08-30 19:15 UTCEPSS rescore
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  45. 2026-07-23 14:16 UTCEPSS rescore
  46. 2026-07-23 02:27 UTCEG score recompute
  47. 2026-07-22 23:13 UTCEG score recompute▲ 3.50
  48. 2026-07-22 14:06 UTCEPSS rescore
  49. 2026-07-21 15:23 UTCEPSS rescore
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  74. 2026-07-06 02:22 UTCEPSS rescore
  75. 2026-07-05 02:29 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2023-4411?
CVE-2023-4411 is a critical vulnerability published on August 18, 2023. A vulnerability has been found in TOTOLINK EX1200L ENV9.3.5u.6146B20201023 and classified as critical. This vulnerability affects the function setTracerouteCfg. The manipulation leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may…
When was CVE-2023-4411 disclosed?
CVE-2023-4411 was first published in the National Vulnerability Database on August 18, 2023, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-4411 actively exploited?
CVE-2023-4411 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5% probability of exploitation in the next 30 days, which ranks it in the top 7.8% of all scored CVEs.
What is the CVSS score of CVE-2023-4411?
CVE-2023-4411 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2023-4411?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-4411, 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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