Vulnerability Details CVE-2023-37927
The improper neutralization of special elements in the CGI program of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an authenticated attacker to execute some operating system (OS) commands by sending a crafted URL to a vulnerable device.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.018
EPSS Ranking 78.0%
CVSS Severity
CVSS v3 Score 8.8
References
- https://bugprove.com/knowledge-hub/cve-2023-37927-and-cve-2023-37928-multiple-post-auth-blind-os-command-and-python-code-injection-vulnerabilities-in-zyxel-s-nas-326-devices/
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products
- https://bugprove.com/knowledge-hub/cve-2023-37927-and-cve-2023-37928-multiple-post-auth-blind-os-command-and-python-code-injection-vulnerabilities-in-zyxel-s-nas-326-devices/
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products
Products affected by CVE-2023-37927
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cpe:2.3:h:zyxel:nas326:-
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cpe:2.3:h:zyxel:nas542:-
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cpe:2.3:o:zyxel:nas326_firmware:-
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cpe:2.3:o:zyxel:nas326_firmware:5.21
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cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.10)c0
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cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.12)c0
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cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.13)c0
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cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.14)c0
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cpe:2.3:o:zyxel:nas326_firmware:5.21(aazf.7)c0
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cpe:2.3:o:zyxel:nas542_firmware:-
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cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.10)c0
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cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.11)c0
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cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.4)c0
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cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.7)c0
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cpe:2.3:o:zyxel:nas542_firmware:5.21(abag.9)c0