Home/CVE/Version 00.07.03.4 and prior of Teltonika’s RUT router firmware contain a packet dump utility that contains proper val
CVE
CVE-2023-32349
Version 00.07.03.4 and prior of Teltonika’s RUT router firmware contain a packet dump utility that contains proper val
Version 00.07.03.4 and prior of Teltonika’s RUT router firmware contain a packet dump utility that contains proper validation for filter parameters. However, variables for validation checks are stored in an external configuration file. An authenticated attacker could use an exposed UCI configuration utility to change these variables and enable malicious parameters in the dump utility, which could result in arbitrary code execution.
HIGH · CVSS 8
EPSS 0.001
Schedule remediation
- CVSS base score ≥ 7.0
Sigma rules0
YARA rules0
Look this up elsewhere - one-click external pivots
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How to read a CVE - triage first, then detect and patch
This page is every public fact about CVE-2023-32349, cross-linked. Its job is to answer one question fast - does this need my attention now? - and then hand you the two things you do about it. Here is how an analyst reads it.
Triage: should I act now? Four signals, and they are not interchangeable:
CVSSseverity - how bad it is IF exploited, 0-10. A high CVSS alone is not urgency; a flaw can be a perfect 10 and never actually be attacked.
EPSSprobability - a model’s estimate of the chance it is exploited in the next 30 days, 0-1. This is the “will it actually happen” signal.
CISA KEVconfirmed - it is being exploited in the wild right now. The strongest signal on the page; KEV beats any score.
Weaponisedavailability - public exploits / PoCs, and especially Metasploit modules rated Excellent / Great. Reliable, packaged exploit code means low-skill attackers can use it today.
How they combine: KEV, or a dependable Metasploit module, means patch now regardless of CVSS. High CVSS + low EPSS + no exploit is real but not an emergency - schedule it. Low CVSS but KEV-listed still gets patched now. The verdict above already weighed these for you; this is how it got there.
Then what - two workflows:
Detectwhen you cannot patch today, follow this CVE to the ATT&CK techniques it enables, then Build a SIEM detection (the green button) - author a rule, test it in Atomic, deploy it. That buys visibility while the patch waits.
PatchAffected products / packages tell you if you are exposed; Fixed versions by distribution and Vendor advisories give the exact version that closes it.
Reading order for the panels below: verdict + badges, then Public exploits / Metasploit (is it weaponised), then ATT&CK techniques + Sigma / IDS rules (can I detect it), then Affected products / packages + Fixed versions (am I exposed, what patches it), then Threat actors / IOCs (who uses it), then Scoring & timeline / references (the evidence).
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ATT&CK techniques
8Techniques this CVE enables - linked via CWECAPECATT&CK. High◆ = named directly in ATT&CK or Nuclei templates.
T1112 · Modify Registry T1547.001 · Registry Run Keys / Startup Folder T1547.004 · Winlogon Helper DLL T1547.014 · Active Setup T1562.003 · Impair Command History Logging T1574.006 · Dynamic Linker Hijacking T1574.007 · Path Interception by PATH Environment Variable T1647 · Plist File Modification
▤ Build a SIEM detection for these techniques
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CAPEC attack patterns
10Attack patterns this CVE enables - the bridge from weakness to ATT&CK technique.
CAPEC-CAPEC-13 · Subverting Environment Variable Values CAPEC-CAPEC-146 · XML Schema Poisoning CAPEC-CAPEC-176 · Configuration/Environment Manipulation CAPEC-CAPEC-203 · Manipulate Registry Information CAPEC-CAPEC-270 · Modification of Registry Run Keys CAPEC-CAPEC-271 · Schema Poisoning CAPEC-CAPEC-579 · Replace Winlogon Helper DLL CAPEC-CAPEC-69 · Target Programs with Elevated Privileges CAPEC-CAPEC-76 · Manipulating Web Input to File System Calls CAPEC-CAPEC-77 · Manipulating User-Controlled Variables
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Weakness Classification
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Affected Products & Versions
18teltonika-networks rut200 firmware<= 00.07.03.4
teltonika-networks rut240 firmware<= 00.07.03.4
teltonika-networks rut241 firmware<= 00.07.03.4
teltonika-networks rut300 firmware<= 00.07.03.4
teltonika-networks rut360 firmware<= 00.07.03.4
teltonika-networks rut901 firmware<= 00.07.03.4
teltonika-networks rut950 firmware<= 00.07.03.4
teltonika-networks rut951 firmware<= 00.07.03.4
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Scoring & Timeline
8
HIGH · CVSS v3.1 · [email protected]
Attack Vector
Network
Adjacent
Local
Physical
Attack Complexity
Low
High
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories
1cisa-csafcisa-csaf-csaf_files-OT-white-2023-icsa-23-131-08
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References & Sources
1Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.cisa.gov/news-events/ics-advisories/icsa-23-131-08Third Party AdvisoryUS Government Resource