A vulnerability was found in Shenzhen Libituo Technology LBT-T300-T310 2.2.3.6. It has been rated as critical. Affected by this issue is the function sub_40B6F0 of the file at/appy.cgi. The manipulation of the argument wan_proto leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
CVE-2025-8019
HIGHPre-NVD 8.88.8—Elevated
EchelonGraph scoreMEDIUM confidence
Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2025-07-22. a secondary CVSS source baseline 8.8; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.8Exploit: Elevated riskExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.8
- EG Score
- 8.8(medium)
- EG Risk
- 56(Track*)EG Risk 56/100SSVC: 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 computedSeverity88% × 45%Exploitation40% × 40%Automatability0% × 15%Action: Watch closely — could escalate to Attend. - EPSS PROB
- 1%
- EPSS %ILE
- 55%
- KEV
- Not listed
Published
July 22, 2025
Last Modified
June 17, 2026
References (7)
- cna@vuldbhttps://github.com/turing-wue/IoT-vul/blob/main/LBT-T300/README.md
- cna@vuldbhttps://github.com/turing-wue/IoT-vul/blob/main/LBT-T300/README.md#payload
- cna@vuldbhttps://vuldb.com/?ctiid.317222
- cna@vuldbhttps://vuldb.com/?id.317222
- cna@vuldbhttps://vuldb.com/?submit.619530
- 134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/turing-wue/IoT-vul/blob/main/LBT-T300/README.md
- 134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/turing-wue/IoT-vul/blob/main/LBT-T300/README.md#payload
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Frequently asked(5)
What is CVE-2025-8019?
CVE-2025-8019 is a high vulnerability published on July 22, 2025. A vulnerability was found in Shenzhen Libituo Technology LBT-T300-T310 2.2.3.6. It has been rated as critical. Affected by this issue is the function sub40B6F0 of the file at/appy.cgi. The manipulation of the argument wanproto leads to buffer overflow. The attack may be launched remotely. The…
When was CVE-2025-8019 disclosed?
CVE-2025-8019 was first published in the National Vulnerability Database on July 22, 2025, 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-2025-8019 actively exploited?
CVE-2025-8019 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 44.9% of all scored CVEs.
What is the CVSS score of CVE-2025-8019?
CVE-2025-8019 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2025-8019?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-8019, 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.
Dependency Blast Radius
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