CVE-2022-27022
CRITICALCVSS 9.8/10EPSS 1.67%
Last modified
CVE-2022-27022 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn. The attacker can obtain a stable root shell through a constructed payload.. EPSS estimates a 1.67% chance of exploitation in the next 30 days.
Description
There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn. The attacker can obtain a stable root shell through a constructed payload.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tenda | Ac9 Firmware | 15.03.2.21_cn |
References
- https://github.com/EPhaha/IOT_vuln/tree/main/Tenda/AC9/14Exploit, Third Party Advisory
- https://github.com/EPhaha/IOT_vuln/tree/main/Tenda/AC9/14Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-27022?
There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn. The attacker can obtain a stable root shell through a constructed payload.
How severe is CVE-2022-27022?
CVE-2022-27022 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.67% probability of exploitation in the next 30 days.
How do I fix CVE-2022-27022?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2022
- CVE-2022-27005Totolink routers s X5000R V9.1.0u.6118_B20201102 and A7000R …9.8
- CVE-2022-27007nginx njs 0.7.2 is affected suffers from Use-after-free in n…9.8
- CVE-2022-27008nginx njs 0.7.2 is vulnerable to Buffer Overflow. Type confu…7.5
- CVE-2022-2701A vulnerability classified as problematic was found in Sourc…6.1
- CVE-2022-27016There is a stack overflow vulnerability in the SetStaticRout…9.8
- CVE-2022-2702A vulnerability was found in SourceCodester Company Website …6.5
- CVE-2022-2703A vulnerability was found in SourceCodester Gym Management S…8.8
- CVE-2022-2704A vulnerability was found in SourceCodester Simple E-Learnin…7.5
- CVE-2022-27041Due to lack of protection, parameter student_id in OpenSIS C…7.5
- CVE-2022-27043Yearning versions 2.3.1 and 2.3.2 Interstellar GA and 2.3.4 …7.5
- CVE-2022-27044libsixel 1.8.6 is affected by Buffer Overflow in libsixel/sr…8.8
- CVE-2022-27046libsixel 1.8.6 suffers from a Heap Use After Free vulnerabil…8.8
Are you affected by CVE-2022-27022?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST