CVE-2025-6620CRITICAL 9.8EPSS p84.0%

CVE-2025-6620CVE-2025-6620

Description

A vulnerability was found in TOTOLINK CA300-PoE 6.2c.884. It has been rated as critical. Affected by this issue is the function setUpgradeUboot of the file upgrade.so. The manipulation of the argument FileName leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS2.70% probability of exploitation · percentile 84.0% · 2026-06-19T12:03:05Z
Published2025-06-25
Last modified2026-04-29

Underlying weaknesses· 2

CWE-77CWE-78

References

  1. https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md
  2. https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md#poc
  3. https://vuldb.com/?ctiid.313838
  4. https://vuldb.com/?id.313838
  5. https://vuldb.com/?submit.602265
  6. https://www.totolink.net/
  7. https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md
  8. https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_46/46.md#poc

2

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements used in a Command ('Command Injection')cwe-770%live
WeaknessImproper Neutralization of Special Elements used in an OS Command ('OS Command Injection')cwe-780%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.