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No exploitation reported

CVE-2021-42886

No exploitation reported by the sources we read.

  • Published2022-06-03
  • WeaknessCWE-200

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

TOTOLINK EX1200T V4.1.2cu.5215 contains an information disclosure vulnerability where an attacker can get the apmib configuration file without authorization, and usernames and passwords can be found in the decoded file.

Timeline

dates in UTC
  1. 2022-06-0312:15CVE publishedNVD

Versions per branch

NVD
Totolink ex1200t firmwareversion to verify
BranchAffectedFixed in
4.1= 4.1.2cu.5215no 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
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
2022-06-03
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-ghvw-433v-4746

Frequently asked questions

What is CVE-2021-42886?

TOTOLINK EX1200T V4.1.2cu.5215 contains an information disclosure vulnerability where an attacker can get the apmib configuration file without authorization, and usernames and passwords can be found in the decoded file.

Is CVE-2021-42886 actively exploited?

Active exploitation of CVE-2021-42886 has not been confirmed. Its EPSS score was 2.1% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-42886?

CVE-2021-42886 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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