High severity · published Mar 31, 2022
CVE-2022-26019
Improper access control vulnerability in pfSense CE and pfSense Plus (pfSense CE software versions prior to 2.6.0 and pfSense Plus software versions prior to 22.01) allows a…
8.8
CVSS
4.5%
EPSS
No
On KEV
Description
Improper access control vulnerability in pfSense CE and pfSense Plus (pfSense CE software versions prior to 2.6.0 and pfSense Plus software versions prior to 22.01) allows a remote attacker with the privilege to change NTP GPS settings to rewrite existing files on the file system, which may result in arbitrary command execution.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.5% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PF
Pfsense · Netgate
before 2.6.0 · source: NVD
PP
Pfsense Plus · Netgate
before 22.01 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-26019
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-26019
Mitigation
https://docs.netgate.com/downloads/pfSense-SA-22_01.webgui.asc
Patch
https://jvn.jp/en/jp/JVN87751554/index.html
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