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Vulnerability record · CVE-2022-32386 · published 6 July 2022

CVE-2022-32386: Tendacn ac23 ac2100 firmware out-of-bounds write vulnerability

Tendacn · Ac23 Ac2100 Firmware

Tenda AC23 v16.03.07.44 was discovered to contain a buffer overflow via fromAdvSetMacMtuWan.

9.8 CVSS 3.1 Critical EPSS 10% · top 4.5% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score, v2 7.5
10%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
9 Jul 2026Last modified by NVD

Description

Tenda AC23 v16.03.07.44 was discovered to contain a buffer overflow via fromAdvSetMacMtuWan.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://drive.google.com/file/d/1XPTEt10yJt9WcLrIt6YpDV5OlP-U6dBR/view?usp=sharing ExploitThird Party Advisory
https://github.com/LuGakki/Vuln/blob/main/Tenda%20AC23.pdf ExploitThird Party Advisory
https://drive.google.com/file/d/1XPTEt10yJt9WcLrIt6YpDV5OlP-U6dBR/view?usp=sharing ExploitThird Party Advisory
https://github.com/LuGakki/Vuln/blob/main/Tenda%20AC23.pdf ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2022-32383Tendacn ac23 ac2100 firmware out-of-bounds write vulnerabilityTenda AC23 v16.03.07.44 was discovered to contain a stack overflow via the AdvSetMacMtuWan function.EPSS 1.5%9.8CVE-2022-32385Tendacn ac23 ac2100 firmware out-of-bounds write vulnerabilityTenda AC23 v16.03.07.44 is vulnerable to Stack Overflow that will allow for the execution of arbitrary code (remote).EPSS 2.0%8.8CVE-2022-32384Tendacn ac23 ac2100 firmware out-of-bounds write vulnerabilityTenda AC23 v16.03.07.44 was discovered to contain a stack overflow via the security_5g parameter in the function formWifiBasicSet.EPSS 0.60%8.8CVE-2026-53266Linux kernel ebtables SNAT out-of-bounds write in ARP rewriteThe ebtables SNAT target rewrites the ARP sender hardware address via skb_store_bits() without first making that range writable. When the ARP SHA byt…KEVEPSS 0.65%analysed8.8CVE-2026-87491Google Chrome V8 out-of-bounds write enables sandbox code executionChrome before 153.0.8010.36 contains an out-of-bounds write in the V8 JavaScript engine. A crafted HTML page can trigger the memory corruption, and b…KEVEPSS 3.1%analysed9.8CVE-2025-25249Fortinet FortiOS and FortiSwitchManager heap buffer overflow via crafted packetsA heap-based buffer overflow (CWE-122/CWE-787) in Fortinet FortiOS 6.4 through 7.6.3 and FortiSwitchManager 7.0 through 7.2.6 lets an unauthenticated…KEVEPSS 3.9%analysed7.8CVE-2026-53362Linux kernel IPv6 UDP paged allocation out-of-bounds write__ip6_append_data() in the Linux kernel mis-accounts fraggap on the paged-allocation path, leaving the linear skb area undersized while pagedlen is o…KEVEPSS 0.71%analysed7.8CVE-2022-0995Linux kernel watch_queue out-of-bounds writeThe Linux kernel's watch_queue event notification subsystem contains an out-of-bounds write (CWE-787) that can overwrite kernel state. A local user c…KEVEPSS 8.8%analysed

Source: NIST National Vulnerability Database (record CVE-2022-32386), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.