Buffer overflow in Tenda Ac8
CVE-2023-33673
Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the firewallEn parameter in the formSetFirewallCfg function.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (63.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Tenda Ac8
- Tenda Ac8 Firmware — versions 16.03.34.06
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/DDizzzy79/Tenda-CVE/blob/main/AC8V4.0/N6/README.md (Exploit, Third Party Advisory)
- github.com/DDizzzy79/Tenda-CVE/tree/main/AC8V4.0/N6
Frequently asked questions
- What is CVE-2023-33673?
- CVE-2023-33673 is a critical-severity vulnerability in Tenda Ac8, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2023-06-02.
- How severe is CVE-2023-33673?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2023-33673 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.