Buffer overflow in Tenda Ac15
CVE-2022-28556
Tenda AC15 US_AC15V1.0BR_V15.03.05.20_multi_TDE01.bin is vulnerable to Buffer Overflow. The stack overflow vulnerability lies in the /goform/setpptpservercfg interface of the web. The sent post data startip and endip are copied to the stack using the sanf function, resulting in stack overflow. Similarly, this vulnerability can be used together with CVE-2021-44971
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.011 (63.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.011 · change: +0.000
Affected products
- Tenda Ac15 — versions 1.0
- Tenda Ac15 Firmware — versions 15.03.05.20_multi_tde01
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/doudoudedi/TendaAC15_vul/blob/main/TendaAC15-vul.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-28556?
- CVE-2022-28556 is a high-severity vulnerability in Tenda Ac15, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2022-05-04.
- How severe is CVE-2022-28556?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-28556 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.