CVE-2019-16701
HIGHCVSS 8.8/10EPSS 19.61%
Last modified
CVE-2019-16701 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 19.61% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Netgate | Pfsense | >= 2.3.4, < 2.4.4 |
| Netgate | Pfsense | 2.4.4 |
References
- http://packetstormsecurity.com/files/154587/pfSense-2.3.4-2.4.4-p3-Remote-Code-Injection.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/pfsense/pfsense/commits/masterThird Party Advisory
- https://hackernews.blog/pfsense-2-3-4-2-4-4-p3-remote-code-injection/#moreExploit, Third Party Advisory
- http://packetstormsecurity.com/files/154587/pfSense-2.3.4-2.4.4-p3-Remote-Code-Injection.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/pfsense/pfsense/commits/masterThird Party Advisory
- https://hackernews.blog/pfsense-2-3-4-2-4-4-p3-remote-code-injection/#moreExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2019-16701?
CVE-2019-16701 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 19.61% probability of exploitation in the next 30 days.
How do I fix CVE-2019-16701?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2019-16701?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST