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ExploitedNot in CISA KEV yetFix available

CVE-2018-17532

Exploitation confirmed. First attested on 2023-11-02 by GCVE · kevintel, GCVE · shadowserver.

  • Published2018-10-15
  • Fixed in00.04.233
  • WeaknessCWE-78

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Teltonika RUT9XX routers with firmware before 00.04.233 are prone to multiple unauthenticated OS command injection vulnerabilities in autologin.cgi and hotspotlogin.cgi due to insufficient user input sanitization. This allows remote attackers to execute arbitrary commands with root privileges.

Timeline

dates in UTC
  1. 2018-10-1519:29CVE publishedNVD
  2. 2023-11-0212:15Listed as exploited by GCVEGCVE
  3. 2023-11-0212:15Exploitation first reportedGCVE

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-17532?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-17532?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Teltonika rut900 firmwareversion to verify
BranchAffectedFixed in
0.4< 00.04.23300.04.233
Teltonika rut950 firmwareversion to verify
BranchAffectedFixed in
0.4< 00.04.23300.04.233
Teltonika rut955 firmwareversion to verify
BranchAffectedFixed in
0.4< 00.04.23300.04.233

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Teltonika rut900 firmware to 00.04.233

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • GCVEexploitation2023-11-02
  • NVDCVSS 3.09.8read 2026-10-23
  • NVDCVSS 2.010read 2026-10-23
  • NVDweakness (CWE)CWE-78read 2026-10-23
  • FIRST EPSSEPSS score70.7 %read 2026-11-02

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2018-10-15
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2018-17532?

Teltonika RUT9XX routers with firmware before 00.04.233 are prone to multiple unauthenticated OS command injection vulnerabilities in autologin.cgi and hotspotlogin.cgi due to insufficient user input sanitization. This allows remote attackers to execute arbitrary commands with root privileges.

Is CVE-2018-17532 actively exploited?

Active exploitation of CVE-2018-17532 has not been confirmed. Its EPSS score was 70.7% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-17532?

CVE-2018-17532 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record