CVE-2020-10797: An XSS vulnerability resides in the hostname field of the diag_ping.php page in pfsense before 2.4.5 version

Medium severity · published Apr 29, 2020

CVE-2020-10797

An XSS vulnerability resides in the hostname field of the diag_ping.php page in pfsense before 2.4.5 version

6.1

CVSS

2.4%

EPSS

On KEV

Description

An XSS vulnerability resides in the hostname field of the diag_ping.php page in pfsense before 2.4.5 version. After passing inputs to the command and executing this command, the $result variable is not sanitized before it is printed.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

Low

Integrity

Low

Availability

None

Scope

Changed

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

Pfsense · Netgate

before 2.4.5 · source: NVD

Affected product

Pfsense

Netgate

All Pfsense CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2020-10797

CVE.org

https://www.cve.org/CVERecord?id=CVE-2020-10797

Release Notes

https://docs.netgate.com/pfsense/en/latest/releases/2-4-5-new-features-and-changes.html

Patch

https://github.com/pfsense/pfsense/commit/cc3990a334059018b004c91eeb66c147d8afe83d

Issue Tracking

https://redmine.pfsense.org/issues/10355