High severity · published Mar 5, 2021
CVE-2021-27963
SonLogger before 6.4.1 is affected by user creation with any user permissions profile (e.g., SuperAdmin)
8.2
CVSS
2.4%
EPSS
No
On KEV
Description
SonLogger before 6.4.1 is affected by user creation with any user permissions profile (e.g., SuperAdmin). An anonymous user can send a POST request to /User/saveUser without any authentication or session header.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.4% · higher than 84% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SO
Sonlogger · Sfcyazilim
before 6.4.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-27963
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-27963
Exploit
https://github.com/erberkan/SonLogger-vulns
Release Notes
https://www.sonlogger.com/releasenotes
More from Sonlogger
9.8
CVE-2021-27964
SonLogger before 6.4.1 is affected by Unauthenticated Arbitrary File Upload