Ac23 Firmware CVE-2023-40800

HIGH

Improper Input Validation (CWE-20)

2023-08-25 cve@mitre.org

Buffer Overflow Tenda Ac23 Firmware

8.8

CVSS 3.1 · NVD

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Severity by source

NVD PRIMARY

8.8 HIGH

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

1

CVE Published

Aug 25, 2023 - 15:15 nvd

HIGH 8.8

DescriptionNVD

The compare_parentcontrol_time function does not authenticate user input parameters, resulting in a post-authentication stack overflow vulnerability in Tenda AC23 v16.03.07.45_cn.

AnalysisAI

The compare_parentcontrol_time function does not authenticate user input parameters, resulting in a post-authentication stack overflow vulnerability in Tenda AC23 v16.03.07.45_cn. Rated high severity (CVSS 8.8), 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-20. The compare_parentcontrol_time function does not authenticate user input parameters, resulting in a post-authentication stack overflow vulnerability in Tenda AC23 v16.03.07.45_cn. Affected products include: Tenda Ac23 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.

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CVE-2023-40800 vulnerability details – vuln.today

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