CVE-2021-21875
CRITICALCVSS 9.1/10EPSS 2.92%
Last modified
CVE-2021-21875 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. A specially-crafted HTTP request can lead to arbitrary command execution in EC keypasswd parameter. An attacker can make an authenticated HTTP request to trigger this vulnerability.. EPSS estimates a 2.92% chance of exploitation in the next 30 days.
Description
A specially-crafted HTTP request can lead to arbitrary command execution in EC keypasswd parameter. An attacker can make an authenticated HTTP request to trigger this vulnerability.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Lantronix | Premierwave 2050 Firmware | 8.9.0.0 | R4 |
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1314Exploit, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1314Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-21875?
A specially-crafted HTTP request can lead to arbitrary command execution in EC keypasswd parameter. An attacker can make an authenticated HTTP request to trigger this vulnerability.
How severe is CVE-2021-21875?
CVE-2021-21875 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 2.92% probability of exploitation in the next 30 days.
How do I fix CVE-2021-21875?
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-2021-21875?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST