High severity · published Dec 23, 2021
CVE-2021-20050
An Improper Access Control Vulnerability in the SMA100 series leads to multiple restricted management APIs being accessible without a user login, potentially exposing…
7.5
CVSS
0.9%
EPSS
No
On KEV
Description
An Improper Access Control Vulnerability in the SMA100 series leads to multiple restricted management APIs being accessible without a user login, potentially exposing configuration meta-data.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
S1
Sma 100 Firmware · Sonicwall
before 10.0.0.0; 10.2.0.8-37sv; 10.2.1.2-24sv · source: NVD
S2
Sma 200 Firmware · Sonicwall
before 10.0.0.0; 10.2.0.8-37sv; 10.2.1.2-24sv · source: NVD
S2
Sma 210 Firmware · Sonicwall
before 10.0.0.0; 10.2.0.8-37sv; 10.2.1.2-24sv · source: NVD
S4
Sma 400 Firmware · Sonicwall
before 10.0.0.0; 10.2.0.8-37sv; 10.2.1.2-24sv · source: NVD
S4
Sma 410 Firmware · Sonicwall
before 10.0.0.0; 10.2.0.8-37sv; 10.2.1.2-24sv · source: NVD
S5
Sma 500v Firmware · Sonicwall
before 10.0.0.0; 10.2.0.8-37sv; 10.2.1.2-24sv · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20050
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20050
Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0031
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