CVE-2022-45853

Name: CVE-2022-45853
Creator: NVD / NIST
Published: 2023-05-30T11:15:09.237+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.7/10EPSS 0.17%

Last modified Jun 17, 2026

CVE-2022-45853 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. The privilege escalation vulnerability in the Zyxel GS1900-8 firmware version V2.70(AAHH.3) and the GS1900-8HP firmware version V2.70(AAHI.3) could allow an authenticated, local attacker with administrator privileges to execute some system commands as 'root' on a vulnerable device via SSH.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

The privilege escalation vulnerability in the Zyxel GS1900-8 firmware version V2.70(AAHH.3) and the GS1900-8HP firmware version V2.70(AAHI.3) could allow an authenticated, local attacker with administrator privileges to execute some system commands as 'root' on a vulnerable device via SSH.

Metrics

CVSS 3.1

6.7/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.17%

6.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Zyxel	Gs1900-8 Firmware	2.70\(aahh.3\)
Zyxel	Gs1900-8hp Firmware	2.70\(aahi.3\)
Zyxel	Gs1900-10hp Firmware	2.70\(aazi.3\)
Zyxel	Gs1900-16 Firmware	2.70\(aahj.3\)
Zyxel	Gs1900-24 Firmware	2.70\(aahl.3\)
Zyxel	Gs1900-24e Firmware	2.70\(aahk.3\)
Zyxel	Gs1900-24ep Firmware	2.70\(abto.3\)
Zyxel	Gs1900-24hpv2 Firmware	2.70\(abtp.3\)
Zyxel	Gs1900-48 Firmware	2.70\(aahn.3\)
Zyxel	Gs1900-48hpv2 Firmware	2.70\(abtq.3\)

References

Timeline

Published: May 30, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-45853?

How severe is CVE-2022-45853?

CVE-2022-45853 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.

How do I fix CVE-2022-45853?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-45853?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST