Critical severity · published May 6, 2022
CVE-2021-23592
Deserialization of Untrusted Data
9.8
CVSS
1.7%
EPSS
No
On KEV
Description
The package topthink/framework before 6.0.12 are vulnerable to Deserialization of Untrusted Data due to insecure unserialize method in the Driver class.
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)1.7% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TO
topthink/framework ·
before 6.0.12 · source: vendor
TH
Thinkphp · Thinkphp
before 6.0.12 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-23592
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-23592
Patch
https://github.com/top-think/framework/commit/d3b5aeae94bc71bae97977d05cd12c3e0550905c
Third Party Advisory
https://github.com/top-think/framework/releases/tag/v6.0.12
Third Party Advisory
https://snyk.io/vuln/SNYK-PHP-TOPTHINKFRAMEWORK-2385695