Medium severity · published Jul 7, 2021
CVE-2021-20738
WRC-1167FS-W, WRC-1167FS-B, and WRC-1167FSA all versions allow an unauthenticated network-adjacent attacker to obtain sensitive information via unspecified vectors
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
WRC-1167FS-W, WRC-1167FS-B, and WRC-1167FSA all versions allow an unauthenticated network-adjacent attacker to obtain sensitive information via unspecified vectors.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WF
Wrc-1167fs-b Firmware · Elecom
All versions, or not specified · source: NVD
WF
Wrc-1167fs-w Firmware · Elecom
All versions, or not specified · source: NVD
WF
Wrc-1167fsa Firmware · Elecom
All versions, or not specified · source: NVD