CVE-2022-34869: Undocumented hidden command that can be executed from the telnet function of CentreCOM AR260S V2 firmware vers

Q: How do I fix CVE-2022-34869?

centrecom ar260s firmware: upgrade to 3.3.7. Exact commands for each OS are on this page.

Q: Is CVE-2022-34869 being exploited?

CVE-2022-34869 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-34869 affect?

CVE-2022-34869 affects centrecom ar260s firmware. Severity is high (CVSS 8.8). Undocumented hidden command that can be executed from the telnet function of CentreCOM AR260S V2 firmware versions prior to Ver.3.3.7 allows a remote authenticated attacker to execute an arbitrary OS command.

This month

HIGH 8.8UPGRADE

CVE-2022-34869 is a high-severity flaw (CVSS 8.8) affecting centrecom ar260s firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Undocumented hidden command that can be executed from the telnet function of CentreCOM AR260S V2 firmware versions prior to Ver.3.3.7 allows a remote authenticated attacker to execute an arbitrary OS command.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.1% (top 34%)
CISA exploited list	No
Published	2022-09-08
Last modified	2026-06-17

Publisher (CNA): JPCERT/CC · Vendor: allied-telesis

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-09-08 08:15 UTCPublished CVE record published
2026-06-17 04:51 UTCUpdated Record last modified

allied-telesis centrecom ar260s firmware UPGRADE

Affected: < 3.3.7

Fixed in: 3.3.7

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-34869?

centrecom ar260s firmware: upgrade to 3.3.7. Exact commands for each OS are on this page.

Is CVE-2022-34869 being exploited?

CVE-2022-34869 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-34869 affect?

CVE-2022-34869 affects centrecom ar260s firmware. Severity is high (CVSS 8.8). Undocumented hidden command that can be executed from the telnet function of CentreCOM AR260S V2 firmware versions prior to Ver.3.3.7 allows a remote authenticated attacker to execute an arbitrary OS command.

How urgent is CVE-2022-34869?

Priority 47/100. High severity

Related CVEs

CVE-2022-38394 CRITICAL 9.8 UPGRADE Use of hard-coded credentials for the telnet server of CentreCOM AR260S V2 firmware versions prior to Ver.3.3.
CVE-2022-38094 HIGH 8.8 UPGRADE OS command injection vulnerability in the telnet function of CentreCOM AR260S V2 firmware versions prior to Ve
CVE-2022-35273 HIGH 8.8 UPGRADE OS command injection vulnerability in GUI setting page of CentreCOM AR260S V2 firmware versions prior to Ver.3

References

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