RCE in Netgate Pfsense
CVE-2019-16701
pfSense through 2.3.4 through 2.4.4-p3 allows Remote Code Injection via a methodCall XML document with a pfsense.exec_php call containing shell metacharacters in a parameter value.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.196 (97.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.196 · newest: 0.196 · change: 0.000
Affected products
- Netgate Pfsense — versions 2.4.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/pfsense/pfsense/commits/master (Third Party Advisory)
- packetstormsecurity.com/files/154587/pfSense-2.3.4-2.4.4-p3-Remote-Code-Injecti… (Exploit, VDB Entry, Third Party Advisory)
- hackernews.blog/pfsense-2-3-4-2-4-4-p3-remote-code-injection/ (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-16701?
- CVE-2019-16701 is a high-severity vulnerability in Netgate Pfsense, classified under OS Command Injection. CVSS score: 8.8/10. Published 2019-09-25.
- How severe is CVE-2019-16701?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2019-16701 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.