Is there a public PoC exploit available for CVE-2024-8226?

Yes, a public proof-of-concept exploit is available for CVE-2024-8226. Prioritise patching immediately. EPSS: 1.3%.

O1 Firmware CVE-2024-8226

Q: What is the CVSS score of CVE-2024-8226?

CVE-2024-8226 has a CVSS 4.0 base score of 8.7 (High). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 1.3%.

HIGH

Stack-based Buffer Overflow (CWE-121)

2024-08-28 cna@vuldb.com

Buffer Overflow Tenda Stack Overflow O1 Firmware

8.7

CVSS 4.0 · Vendor: vuldb

Severity by source

Vendor (vuldb) PRIMARY

8.7 HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from Vendor (vuldb) · only source for this CVE.

CVSS VectorVendor: vuldb

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

CVE Published

Aug 28, 2024 - 00:15 cve.org

HIGH 8.7

DescriptionCVE.org

A vulnerability has been found in Tenda O1 1.0.0.7(10648) and classified as critical. Affected by this vulnerability is the function formSetCfm of the file /goform/setcfm. The manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

AnalysisAI

A vulnerability has been found in Tenda O1 1.0.0.7(10648) and classified as critical. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-121. A vulnerability has been found in Tenda O1 1.0.0.7(10648) and classified as critical. Affected by this vulnerability is the function formSetCfm of the file /goform/setcfm. The manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. Affected products include: Tenda O1 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.