CVE-2020-5771
HIGHCVSS 7.5/10EPSS 1.95%
Last modified
CVE-2020-5771 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Improper Input Validation in Teltonika firmware TRB2_R_00.02.04.01 allows a remote, authenticated attacker to gain root privileges by uploading a malicious backup archive.. EPSS estimates a 1.95% chance of exploitation in the next 30 days.
Description
Improper Input Validation in Teltonika firmware TRB2_R_00.02.04.01 allows a remote, authenticated attacker to gain root privileges by uploading a malicious backup archive.
Metrics
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Teltonika-Networks | Trb245 Firmware | 00.02.04.01 |
References
- https://www.tenable.com/security/research/tra-2020-48Exploit, Third Party Advisory
- https://www.tenable.com/security/research/tra-2020-48Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-5771?
Improper Input Validation in Teltonika firmware TRB2_R_00.02.04.01 allows a remote, authenticated attacker to gain root privileges by uploading a malicious backup archive.
How severe is CVE-2020-5771?
CVE-2020-5771 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.95% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5771?
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.
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Are you affected by CVE-2020-5771?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST