Improper Input Validation in Teltonika Firmware Vulnerability
CVE-2020-5771

7.5HIGH

Key Information:

Vendor

Teltonika-networks

Status
Teltonika Gateway Trb245
Vendor
CVE Published:
3 August 2020

What is CVE-2020-5771?

The vulnerability in Teltonika's TRB2 firmware stems from improper input validation that permits a remote, authenticated attacker to exploit the system. By uploading a specially crafted backup archive, the attacker can elevate their privileges to root level, potentially compromising the device’s security and integrity. This presents a significant risk to the operational environment of the affected systems.

Affected Version(s)

Teltonika Gateway TRB245 TRB2_R_00.02.04.01 firmware

References

https://www.tenable.com/security/research/tra-2020-48
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.