CVE-2022-32386: tendacn ac23_ac2100_firmware Out-of-bounds Write
Modified
Published 06-07-2022Last modified 09-07-2026
Vulnerability summary
CVE-2022-32386 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in tendacn ac23_ac2100_firmware. EPSS estimates a 10.15% chance of exploitation in the next 30 days, higher than 95.6% of scored vulnerabilities. 2 public exploits are recorded.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
10.15%
0%100%
Medium · 0.00 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits2github, reference
Timeline
- 06-07-2022PublishedVulnerability first disclosed.
- 09-07-2026Last modifiedVulnerability information updated.
Description
Tenda AC23 v16.03.07.44 was discovered to contain a buffer overflow via fromAdvSetMacMtuWan.
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
10.15%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
No change 0.00 pp
From 10.15% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
2 foundVuln
Maturity: poc
Exploit Reference (drive.google.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Tendacn1 product
- ac23_ac2100_firmware16.03.07.44
1 vendor · 1 product
References
2 links- drive.google.com/file/d/1XPTEt10yJt9WcLrIt6YpDV5OlP-U6dBR/view?usp=sharingExploitThird Party Advisory