How severe is CVE-2022-47036?

CVE-2022-47036 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-47036 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2022-47036?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2022-47036 have an EU (EUVD) identifier?

Yes. CVE-2022-47036 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-49814.

When was CVE-2022-47036 published?

CVE-2022-47036 was published on 2024-03-18 and last updated on 2026-06-17.

CVE-2022-47036

CVE-2022-47036 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-49814
Weakness: CWE-284
Published: 2024-03-18
Last modified: 2026-06-17

Description

Siklu TG Terragraph devices before approximately 2.1.1 have a hardcoded root password that has been revealed via a brute force attack on an MD5 hash. It can be used for "debug login" by an admin. NOTE: the vulnerability is not fixed by the 2.1.1 firmware; instead, it is fixed in newer hardware, which would typically be used with firmware 2.1.1 or later.

Frequently asked questions

What is CVE-2022-47036?: Siklu TG Terragraph devices before approximately 2.1.1 have a hardcoded root password that has been revealed via a brute force attack on an MD5 hash. It can be used for "debug login" by an admin. NOTE: the vulnerability is not fixed by the 2.1.1 firmware; instead, it is fixed in newer hardware, which would typically be used with firmware 2.1.1 or later.
How severe is CVE-2022-47036?: CVE-2022-47036 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-47036 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2022-47036?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2022-47036 have an EU (EUVD) identifier?: Yes. CVE-2022-47036 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-49814.
When was CVE-2022-47036 published?: CVE-2022-47036 was published on 2024-03-18 and last updated on 2026-06-17.

References

https://semaja2.net/2023/06/11/siklu-tg-auth-bypass.html

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