CVE-2022-47037: Siklu TG Terragraph devices before 2.1.1 allow attackers to discover valid, randomly generated credentials via

Q: How do I fix CVE-2022-47037?

tg firmware: upgrade to 2.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2022-47037 being exploited?

CVE-2022-47037 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-2022-47037 affect?

CVE-2022-47037 affects tg firmware. Severity is high (CVSS 7.5). Siklu TG Terragraph devices before 2.1.1 allow attackers to discover valid, randomly generated credentials via GetCredentials.

Q: How urgent is CVE-2022-47037?

Priority 48/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.5REMOTEUPGRADE

CVE-2022-47037 is a high-severity flaw (CVSS 7.5) affecting tg firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Siklu TG Terragraph devices before 2.1.1 allow attackers to discover valid, randomly generated credentials via GetCredentials.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 54%)
CISA exploited list	No
Weakness	CWE-522, CWE-284
Published	2024-03-18
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: siklu

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

Am I affected?

Timeline

2024-03-18 03:15 UTCPublished CVE record published
2026-06-17 05:12 UTCUpdated Record last modified

siklu tg firmware UPGRADE

Affected: < 2.1.1

Fixed in: 2.1.1

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-2022-47037?

tg firmware: upgrade to 2.1.1. Exact commands for each OS are on this page.

Is CVE-2022-47037 being exploited?

CVE-2022-47037 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-2022-47037 affect?

CVE-2022-47037 affects tg firmware. Severity is high (CVSS 7.5). Siklu TG Terragraph devices before 2.1.1 allow attackers to discover valid, randomly generated credentials via GetCredentials.

How urgent is CVE-2022-47037?

Priority 48/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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