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Public proof of conceptFix available

CVE-2022-43606

A public proof of concept exists; no exploitation attested.

  • Published2023-03-16
  • Fixed in2022-10-18
  • WeaknessCWE-824

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

A use-of-uninitialized-pointer vulnerability exists in the Forward Open connection_management_entry functionality of EIP Stack Group OpENer development commit 58ee13c. A specially-crafted EtherNet/IP request can lead to use of a null pointer, causing the server to crash. An attacker can send a series of EtherNet/IP requests to trigger this vulnerability.

Timeline

dates in UTC
  1. 2023-03-1621:15CVE publishedNVD

Versions per branch

NVD · CISA-ADP
Opener project opener
BranchAffectedFixed in
2022.x< 2022-10-182022-10-18

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

Products declared by the CNA1 product

As talos, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • EIP Stack Group OpENer
    Affected
    • = development commit 58ee13cno fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-03-16

Fix

  1. Update Opener project opener to 2022-10-18

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:N/I:N/A:H
Published
2023-03-16
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-xh44-7m8v-gqg4

Frequently asked questions

What is CVE-2022-43606?

A use-of-uninitialized-pointer vulnerability exists in the Forward Open connection_management_entry functionality of EIP Stack Group OpENer development commit 58ee13c. A specially-crafted EtherNet/IP request can lead to use of a null pointer, causing the server to crash. An attacker can send a series of EtherNet/IP requests to trigger this vulnerability.

Is CVE-2022-43606 actively exploited?

A proof-of-concept exploit exists for CVE-2022-43606, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2022-43606?

CVE-2022-43606 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:N/I:N/A:H.

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