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Public proof of concept

CVE-2018-15137

A public proof of concept exists; no exploitation attested.

  • Published2018-08-08
  • WeaknessCWE-434

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

CeLa Link CLR-M20 devices allow unauthorized users to upload any file (e.g., asp, aspx, cfm, html, jhtml, jsp, or shtml), which causes remote code execution as well. Because of the WebDAV feature, it is possible to upload arbitrary files by utilizing the PUT method.

Timeline

dates in UTC
  1. 2018-07-13Exploit-DB entryExploit-DB

Observed activity

isMalicious corpus · updated 2026-11-04 03:37 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-2018-15137?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-15137?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Cela link clr-m20 firmwareversion to verify
BranchAffectedFixed in
2.7= 2.7.1.6no 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

read 2026-11-03 22:42 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
EDB-45021
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.09.8read 2026-10-23
  • NVDCVSS 2.010read 2026-10-23
  • NVDweakness (CWE)CWE-434read 2026-10-23
  • FIRST EPSSEPSS score18.0 %read 2026-11-03
  • Exploit-DBdetectionread 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
2018-08-08
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2018-15137?

CeLa Link CLR-M20 devices allow unauthorized users to upload any file (e.g., asp, aspx, cfm, html, jhtml, jsp, or shtml), which causes remote code execution as well. Because of the WebDAV feature, it is possible to upload arbitrary files by utilizing the PUT method.

Is CVE-2018-15137 actively exploited?

Active exploitation of CVE-2018-15137 has not been confirmed. Its EPSS score was 18.0% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-15137?

CVE-2018-15137 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