Home/CVE/A command injection vulnerability in the function restore_rrddata() of Netgate pfSense v2.7.0 allows authenticated attac
CVE

CVE-2023-27253

A command injection vulnerability in the function restore_rrddata() of Netgate pfSense v2.7.0 allows authenticated attac

A command injection vulnerability in the function restore_rrddata() of Netgate pfSense v2.7.0 allows authenticated attackers to execute arbitrary commands via manipulating the contents of an XML file supplied to the component config.xml.

HIGH · CVSS 8.8 EPSS 0.79155
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 1% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-91XML Injection (aka Blind XPath Injection)
▤

Affected Products & Versions

1
netgate pfsenseall versions
⚠

Public Exploits & PoCs

2
webappspfSense v2.7.0 - OS Command Injection2023-07-20
pocpacketstormsecurity.com · pfSense-Restore-RRD-Data-Command-Injection.htmlpacketstormsecurity.com
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD17 Mar 2023 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/pfsense/pfsense/commit/ca80d18493f8f91b21933ebd6b714215ae1e5e94Patch
https://redmine.pfsense.org/issues/13935Issue TrackingPatchVendor Advisory
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