CVE-2023-37927
moderate-risk
Published 2023-11-30
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.
Do I need to act?
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0.97% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
NETWORK
/ LOW complexity
Affected Products (2)
Affected Vendors
References (4)
40
/ 100
moderate-risk
Severity
30/34 · Critical
Exploitability
3/34 · Minimal
Exposure
7/34 · Low