Medium severity · published Jun 9, 2021
CVE-2021-20730
Improper access control vulnerability in WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allows an attacker to obtain configuration…
4.3
CVSS
0.4%
EPSS
No
On KEV
Description
Improper access control vulnerability in WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allows an attacker to obtain configuration information via unspecified vectors.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WF
Wsr-1166dhp3 Firmware · Buffalo
through 1.16 · source: NVD
WF
Wsr-1166dhp4 Firmware · Buffalo
through 1.02 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20730
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20730
Third Party Advisory
https://jvn.jp/en/vu/JVNVU92862829/index.html
Vendor Advisory
https://www.buffalo.jp/news/detail/20210531-01.html
More from Wsr-1166dhp3 Firmware
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CVE-2021-20731
WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allow an attacker to execute arbitrary OS commands with root privileges via unspecified…