CVE-2019-11073 — A Remote Code Execution vulnerability exists in PRTG Network Monitor before 19

A Remote Code Execution vulnerability exists in PRTG Network Monitor before 19.4.54.1506 that allows attackers to execute code due to insufficient sanitization when passing arguments to the HttpTransactionSensor.exe binary. In order to exploit the vulnerability, remote authentica

01What is this vulnerability?

A Remote Code Execution vulnerability exists in PRTG Network Monitor before 19.4.54.1506 that allows attackers to execute code due to insufficient sanitization when passing arguments to the HttpTransactionSensor.exe binary. In order to exploit the vulnerability, remote authenticated administrators need to create a new HTTP Transaction Sensor and set specific settings when the sensor is executed.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

08Timeline

• Published: 2020-03-16T18:41:58.000Z
• Last modified: 2024-08-04T22:40:16.289Z

09References

• www.paessler.com — https://www.paessler.com/prtg/history/stable
• sensepost.com — https://sensepost.com/blog/2019/being-stubborn-pays-off-pt.-1-cve-2018-19204/
• www.bsi.bund.de — https://www.bsi.bund.de/SharedDocs/Warnmeldungen/DE/CB/2019/11/warnmeldung_cb-k1…