CVE-2023-35140
mediumpriority · track · 0EPSS 0.002 · 7 %ileEURUUSEPSS · scored 2026-10-27
The improper privilege management vulnerability in the Zyxel GS1900-24EP switch firmware version V2.70(ABTO.5) could allow an authenticated local user with read-only access to modify system settings on a vulnerable device.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (21)
Products and version ranges known to be affected.
- zyxel gs1900-24hpv2 firmware≤ 2.70\(abtp.5\)nvdUScpe:2.3:o:zyxel:gs1900-24hpv2_firmware:*:*:*:*:*:*:*:*
- zyxel gs1900-48hpv2 firmware≤ 2.70\(abtq.5\)nvdUScpe:2.3:o:zyxel:gs1900-48hpv2_firmware:*:*:*:*:*:*:*:*
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-35140/cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2023-35140cnnvd
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-improper-privilege-management-vulnerability-in-gs1900-series-switchesPatchcnnvd
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-improper-privilege-management-vulnerability-in-gs1900-series-switchesenisa_euvd
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-improper-privilege-management-vulnerability-in-gs1900-series-switchesNot ApplicableVendor Advisorynvd
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