CVE-2021-42890
CRITICALCVSS 9.8/10EPSS 1.88%
Last modified
CVE-2021-42890 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function NTPSyncWithHost of the file system.so which can control hostTime to attack.. EPSS estimates a 1.88% chance of exploitation in the next 30 days.
Description
TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function NTPSyncWithHost of the file system.so which can control hostTime to attack.
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 |
|---|---|---|
| Totolink | Ex1200t Firmware | 4.1.2cu.5215 |
References
- https://github.com/p1Kk/vuln/blob/main/totolink_ex1200t_hosttime_rce.mdExploit, Third Party Advisory
- https://github.com/p1Kk/vuln/blob/main/totolink_ex1200t_hosttime_rce.mdExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-42890?
TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function NTPSyncWithHost of the file system.so which can control hostTime to attack.
How severe is CVE-2021-42890?
CVE-2021-42890 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.88% probability of exploitation in the next 30 days.
How do I fix CVE-2021-42890?
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.
Are you affected by CVE-2021-42890?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST