CVE-2023-40800 json
The compare_parentcontrol_time function does not authenticate user input parameters, resulting in a post-authentication stack overflow vuln…
published 2023-08-25 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-45351
- cvss
- 8.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 61%
- public exploits
- 0
- none known
Summary
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.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- total
- Assessed
- 2 y ago
Exploit prediction
0.95% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/lst-oss/Vulnerability/tree/main/Tenda/AC23/compare_parentcontrol_time referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
- tenda ac23
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
github.com
/lst-oss/Vulnerability/tree/main/Tenda/AC23/compare_parentcontrol_time
exploit, third-party-advisory
Sources
- CVE List CVE-2023-40800
- NVD CVE-2023-40800
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