CVE-2021-21740 describes an information leak vulnerability in the digital media player (DMS) of ZTE ZXHN H2640 residential gateway products. An attacker can exploit this by inserting a USB disk containing a symbolic link, allowing unauthorized access to directory information. This vulnerability has a low CVSS score of 2.4, indicating a low severity, and requires physical access to the device to exploit. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
10.0.0c6_tyCPE matchmatch criteria | cpe:2.3:o:zte:zxhn_h2640_firmware:10.0.0c6_ty:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.0 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.