Medium severity · published Dec 22, 2021
CVE-2021-21933
A specially-crafted HTTP request can lead to SQL injection
6.5
CVSS
1.2%
EPSS
No
On KEV
Description
A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger this at ‘esn_filter’ parameter. This can be done as any authenticated user or through cross-site request forgery.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RS
R-seenet · Advantech
2.4.15 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21933
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21933
Exploit
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1366
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