CVE-2021-42891
HIGHCVSS 7.5/10EPSS 1.37%
Last modified
CVE-2021-42891 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. In TOTOLINK EX1200T V4.1.2cu.5215, an attacker can obtain sensitive information (wifikey, etc.) without authorization.. EPSS estimates a 1.37% chance of exploitation in the next 30 days.
Description
In TOTOLINK EX1200T V4.1.2cu.5215, an attacker can obtain sensitive information (wifikey, etc.) without authorization.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Totolink | Ex1200t Firmware | 4.1.2cu.5215 |
References
- https://github.com/p1Kk/vuln/blob/main/totolink_ex1200t_easywizard_leak.mdExploit, Third Party Advisory
- https://github.com/p1Kk/vuln/blob/main/totolink_ex1200t_easywizard_leak.mdExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-42891?
In TOTOLINK EX1200T V4.1.2cu.5215, an attacker can obtain sensitive information (wifikey, etc.) without authorization.
How severe is CVE-2021-42891?
CVE-2021-42891 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.37% probability of exploitation in the next 30 days.
How do I fix CVE-2021-42891?
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 2021
- CVE-2021-42886TOTOLINK EX1200T V4.1.2cu.5215 contains an information discl…7.5
- CVE-2021-42887In TOTOLINK EX1200T V4.1.2cu.5215, an attacker can bypass lo…9.8
- CVE-2021-42888TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command inj…9.8
- CVE-2021-42889In TOTOLINK EX1200T V4.1.2cu.5215, an attacker can obtain se…7.5
- CVE-2021-4289A vulnerability classified as problematic was found in OpenM…6.1
- CVE-2021-42890TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command inj…9.8
- CVE-2021-42892In TOTOLINK EX1200T V4.1.2cu.5215, an attacker can start tel…4.3
- CVE-2021-42893In TOTOLINK EX1200T V4.1.2cu.5215, an attacker can obtain se…7.5
- CVE-2021-42897A remote command execution (RCE) vulnerability was found in …9.8
- CVE-2021-4290A vulnerability was found in DHBW Fallstudie. It has been de…9.8
- CVE-2021-4291A vulnerability was found in OpenMRS Admin UI Module up to 1…6.1
- CVE-2021-42911A Format String vulnerability exists in DrayTek Vigor 2960 <…9.8
Are you affected by CVE-2021-42891?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST