Local privilege escalation via improper input sanitization in execl() call
Summary
| CVE | CVE-2026-16455 |
|---|---|
| State | PUBLISHED |
| Assigner | tlt_net |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-08-13 11:17:38 UTC |
| Updated | 2026-08-13 15:19:33 UTC |
| Description | In Teltonika Networks RUTOS devices running versions 7.07.1 through 7.24.1 and TSWOS devices running versions 1.03 through 1.10, a vulnerability exists whereby a lower privileged user can escalate privileges to administrative level due to unsafe calls to an execl function. |
Risk And Classification
Primary CVSS: v4.0 6.9 MEDIUM from 001d69cf-3fc9-4203-93fb-9865b54e05b2
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.001960000 probability, percentile 0.095940000 (date 2026-08-14)
Problem Types: CWE-93 | CWE-93 CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | 001d69cf-3fc9-4203-93fb-9865b54e05b2 | Secondary | 6.9 | MEDIUM | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/C... |
| 4.0 | CNA | CVSS | 6.9 | MEDIUM | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
CVSS v4.0 Breakdown
Attack Vector
AdjacentAttack Complexity
LowAttack Requirements
NonePrivileges Required
LowUser Interaction
NoneConfidentiality
NoneIntegrity
HighAvailability
NoneSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Teltonika Networks | RUTOS | affected RUTOS 7.07.1 7.24.1 semver | Not specified |
| CNA | Teltonika Networks | TSWOS | affected 1.03 1.10 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.teltonika-networks.com/support/security-centre | 001d69cf-3fc9-4203-93fb-9865b54e05b2 | www.teltonika-networks.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Additional Advisory Data
Solutions
CNA: Update to RUTOS 7.24.2 or later. Update to TSWOS 1.10.1 or later.
There are currently no legacy QID mappings associated with this CVE.