Medium severity · published Nov 7, 2023
CVE-2023-35140
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…
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GF
Gs1900-10hp Firmware · Zyxel
through 2.70\(aazi.5\) · source: NVD
GF
Gs1900-16 Firmware · Zyxel
through 2.70\(aahj.5\) · source: NVD
GF
Gs1900-24 Firmware · Zyxel
through 2.70\(aahl.5\) · source: NVD
GF
Gs1900-24e Firmware · Zyxel
through 2.70\(aahk.5\) · source: NVD
GF
Gs1900-24ep Firmware · Zyxel
through 2.70\(abto.5\) · source: NVD
GF
Gs1900-24hpv2 Firmware · Zyxel
through 2.70\(abtp.5\) · source: NVD
GF
Gs1900-48 Firmware · Zyxel
through 2.70\(aahn.5\) · source: NVD
GF
Gs1900-48hpv2 Firmware · Zyxel
through 2.70\(abtq.5\) · source: NVD
GF
Gs1900-8 Firmware · Zyxel
through 2.70\(aahh.5\) · source: NVD
GF
Gs1900-8hp Firmware · Zyxel
through 2.70\(aahi.5\) · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-35140
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-35140
Not Applicable
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-improper-privilege-management-vulnerability-in-gs1900-series-switches
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