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No exploitation reported

CVE-2018-20393

No exploitation reported by the sources we read.

  • Published2018-12-23

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

Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU, CWA0101 CWA0101E-A23E-c7000r5712-170315-SKC, DPC3928SL D3928SL-PSIP-13-A010-c3420r55105-170214a, TC7110.AR STD3.38.03, TC7110.B STC8.62.02, TC7110.D STDB.79.02, TC7200.d1I TC7200.d1IE-N23E-c7000r5712-170406-HAT, and TC7200.TH2v2 SC05.00.22 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.

Timeline

dates in UTC
  1. 2018-12-2321:29CVE publishedNVD

Versions per branch

NVD
Technicolor cga0101 firmwareversion to verify
BranchAffectedFixed in
—= cwa0101e-a23e-c7000r5712-170315-skcno fix published
Technicolor cga0111 firmwareversion to verify
BranchAffectedFixed in
—= cga0111e-es-13-e23e-c8000r5712-170217-0829-truno fix published
Technicolor dpc3928sl firmwareversion to verify
BranchAffectedFixed in
—= d3928sl-psip-13-a010-c3420r55105-170214ano fix published

5 more products in the sources.

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
Metasploit modules
none listed
Metasploit Framework

Sources

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
2018-12-23
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-wm77-vmvx-w6c9

Frequently asked questions

What is CVE-2018-20393?

Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU, CWA0101 CWA0101E-A23E-c7000r5712-170315-SKC, DPC3928SL D3928SL-PSIP-13-A010-c3420r55105-170214a, TC7110.AR STD3.38.03, TC7110.B STC8.62.02, TC7110.D STDB.79.02, TC7200.d1I TC7200.d1IE-N23E-c7000r5712-170406-HAT, and TC7200.TH2v2 SC05.00.22 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.

Is CVE-2018-20393 actively exploited?

Active exploitation of CVE-2018-20393 has not been confirmed. Its EPSS score was 1.6% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-20393?

CVE-2018-20393 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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