Critical severity · published Feb 3, 2021
CVE-2021-20016
SonicWall SSLVPN SMA100 SQL Injection Vulnerability
RansomwareIn wildKEV
9.8
CVSS
40%
EPSS
Yes
On KEV
Description
A SQL-Injection vulnerability in the SonicWall SSLVPN SMA100 product allows a remote unauthenticated attacker to perform SQL query to access username password and other session related information. This vulnerability impacts SMA100 build version 10.x.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)40.0% · higher than 99% of CVEs
Exploited in the wildYes
CISA KEVListed Nov 3, 2021
Federal remediation dueNov 17, 2021
Ransomware campaign useKnown
Affected products
Which versions
SS
SonicWall SMA100 · SonicWall
SMA100 build version 10.x · source: vendor
S1
Sma 100 Firmware · Sonicwall
10.0.0.0 before 10.2.0.5-d-29sv · source: NVD
S2
Sma 200 Firmware · Sonicwall
All versions, or not specified · source: NVD
S2
Sma 210 Firmware · Sonicwall
All versions, or not specified · source: NVD
S4
Sma 400 Firmware · Sonicwall
All versions, or not specified · source: NVD
S4
Sma 410 Firmware · Sonicwall
All versions, or not specified · source: NVD
S5
Sma 500v · Sonicwall
All versions, or not specified · source: NVD
SS
SSLVPN SMA100 · SonicWall
All versions, or not specified · source: KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20016
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20016
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
x_refsource_CONFIRM
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0001
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