High severity · published Oct 20, 2021
CVE-2021-21744
ZTE MF971R product has a configuration file control vulnerability
7.5
CVSS
0.8%
EPSS
No
On KEV
Description
ZTE MF971R product has a configuration file control vulnerability. An attacker could use this vulnerability to modify the configuration parameters of the device, causing some security functions of the device to be disabled.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MF
Mf971r Firmware · Zte
v1.0.0b05; 1v1.0.0b06; 2v1.0.0b03; s2v1.0.0b03; sv1.0.0b05 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21744
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21744
Vendor Advisory
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1019764
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