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Exploitation reportedNot in CISA KEV yet

CVE-2018-20841

Exploitation reported by one source. First attested on 2024-08-05 by GCVE · shadowserver.

  • Published2019-06-11
  • 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

HooToo TripMate Titan HT-TM05 and HT-05 routers with firmware 2.000.022 and 2.000.082 allow remote command execution via shell metacharacters in the mac parameter of a protocol.csp?function=set&fname=security&opt=mac_table request.

Timeline

dates in UTC
  1. 2019-06-1121:29CVE publishedNVD
  2. 2024-08-0517:06Listed as exploited by GCVEGCVE
  3. 2024-08-0517:06Exploitation 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-2018-20841?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-20841?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Hootoo tripmate titan ht-tm05 firmwareversion to verify
BranchAffectedFixed in
2.0= 2.000.022no fix published
2.0= 2.000.082no fix published

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

Fix

No fix published by the sources we read yet. NVD record

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

  • GCVEexploitation2024-08-05
  • NVDCVSS 3.09.8read 2026-10-23
  • NVDCVSS 2.010read 2026-10-23
  • NVDweakness (CWE)CWE-78read 2026-10-23
  • FIRST EPSSEPSS score47.9 %read 2026-11-03

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
2019-06-11
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2018-20841?

HooToo TripMate Titan HT-TM05 and HT-05 routers with firmware 2.000.022 and 2.000.082 allow remote command execution via shell metacharacters in the mac parameter of a protocol.csp?function=set&fname=security&opt=mac_table request.

Is CVE-2018-20841 actively exploited?

Active exploitation of CVE-2018-20841 has not been confirmed. Its EPSS score was 47.9% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-20841?

CVE-2018-20841 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