CVE-2026-16455: CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection') in Teltonika Networks RUTOS
Teltonika Networks RUTOS devices running versions 7.07.1 through 7.24.1 and TSWOS devices running versions 1.03 through 1.10 contain a vulnerability that allows a lower privileged user to escalate privileges to administrative level. This is due to improper neutralization of CRLF sequences leading to unsafe execl function calls. The vulnerability has a medium severity with a CVSS score of 6.9.
AI Analysis
Technical Summary
CVE-2026-16455 is a vulnerability in Teltonika Networks RUTOS and TSWOS devices where improper neutralization of CRLF sequences (CWE-93) in calls to the execl function allows a lower privileged user to escalate privileges to administrative level. Affected versions include RUTOS 7.07.1 through 7.24.1 and TSWOS 1.03 through 1.10. The vulnerability is network exploitable with low attack complexity and does not require user interaction. It results in high impact on integrity due to privilege escalation. No official remediation or patch information is currently available.
Potential Impact
The vulnerability enables a lower privileged user to escalate privileges to administrative level, potentially allowing unauthorized administrative control over affected devices. This could lead to unauthorized configuration changes or control over the device. The CVSS score of 6.9 reflects a medium severity impact primarily on integrity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or remediation level has been published by Teltonika Networks as of the current information. Users should monitor vendor communications for updates and apply patches once available.
CVE-2026-16455: CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection') in Teltonika Networks RUTOS
Description
Teltonika Networks RUTOS devices running versions 7.07.1 through 7.24.1 and TSWOS devices running versions 1.03 through 1.10 contain a vulnerability that allows a lower privileged user to escalate privileges to administrative level. This is due to improper neutralization of CRLF sequences leading to unsafe execl function calls. The vulnerability has a medium severity with a CVSS score of 6.9.
CVSS v4.0
Score 6.9medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-16455 is a vulnerability in Teltonika Networks RUTOS and TSWOS devices where improper neutralization of CRLF sequences (CWE-93) in calls to the execl function allows a lower privileged user to escalate privileges to administrative level. Affected versions include RUTOS 7.07.1 through 7.24.1 and TSWOS 1.03 through 1.10. The vulnerability is network exploitable with low attack complexity and does not require user interaction. It results in high impact on integrity due to privilege escalation. No official remediation or patch information is currently available.
Potential Impact
The vulnerability enables a lower privileged user to escalate privileges to administrative level, potentially allowing unauthorized administrative control over affected devices. This could lead to unauthorized configuration changes or control over the device. The CVSS score of 6.9 reflects a medium severity impact primarily on integrity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or remediation level has been published by Teltonika Networks as of the current information. Users should monitor vendor communications for updates and apply patches once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- tlt_net
- Date Reserved
- 2026-07-21T10:10:50.437Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7da66cbf8831d539187ca2
Added to database: 08/13/2026, 11:11:40 UTC
Last enriched: 08/13/2026, 11:32:56 UTC
Last updated: 08/13/2026, 11:44:02 UTC
Views: 4
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