Gs1900 8 Firmware
CVE-2024-8881
MEDIUM
Severity by source
AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Primary rating from Vendor (zyxel) · only source for this CVE.
CVSS VectorVendor: zyxel
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionCVE.org
A post-authentication command injection vulnerability in the CGI program in the Zyxel GS1900-48 switch firmware version V2.80(AAHN.1)C0 and earlier could allow an authenticated, LAN-based attacker with administrator privileges to execute some operating system (OS) commands on an affected device by sending a crafted HTTP request.
AnalysisAI
A post-authentication command injection vulnerability in the CGI program in the Zyxel GS1900-48 switch firmware version V2.80(AAHN.1)C0 and earlier could allow an authenticated, LAN-based attacker. Rated medium severity (CVSS 6.8), this vulnerability is low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. A post-authentication command injection vulnerability in the CGI program in the Zyxel GS1900-48 switch firmware version V2.80(AAHN.1)C0 and earlier could allow an authenticated, LAN-based attacker with administrator privileges to execute some operating system (OS) commands on an affected device by sending a crafted HTTP request. Affected products include: Zyxel Gs1900-8 Firmware, Zyxel Gs1900-8Hp Firmware, Zyxel Gs1900-10Hp Firmware, Zyxel Gs1900-16 Firmware, Zyxel Gs1900-24 Firmware.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.
More in Gs1900 8 Firmware
View allAn issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated critical severity (CVSS 9.8),
An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated critical severity (CVSS 9.1),
An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated high severity (CVSS 8.8), thi
An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated high severity (CVSS 7.5), thi
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An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Rated medium severity (CVSS 5.9), t
Remote code execution in Zyxel GS1900 series managed switches (including GS1900-48HPv2, GS1900-8, GS1900-8HP, GS1900-10H
A vulnerability in the TFTP client of Zyxel GS1900 series firmware, XGS1210 series firmware, and XGS1250 series firmware
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An insufficient entropy vulnerability caused by the improper use of a randomness function with low entropy for web authe
ZyXEL NWA1100-N, NWA1100-NH, NWA1121-NI, NWA1123-AC, and NWA1123-NI access points; P-660HN-51, P-663HN-51, VMG1312-B10A,
An insufficient entropy vulnerability caused by the improper use of randomness sources with low entropy for RSA key pair
Same weakness CWE-78 – OS Command Injection
View allSame technique Command Injection
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External POC / Exploit Code
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