CVE-2021-21740
low-risk
Published 2021-08-09
There is an information leak vulnerability in the digital media player (DMS) of ZTE's residential gateway product. The attacker could insert the USB disk with the symbolic link into the residential gateway, and access unauthorized directory information through the symbolic link, causing information leak.
Do I need to act?
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0.05% 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
2
CVSS 2.4/10
Low
PHYSICAL
/ LOW complexity
Affected Products (1)
Zxhn H2640 Firmware
Affected Vendors
References (2)
15
/ 100
low-risk
Severity
10/34 · Low
Exploitability
0/34 · Minimal
Exposure
5/34 · Minimal