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CVE-2019-13917

9.8 · CRITICAL
Published Jul 25, 2019 exim CWE-19 EPSS 8.62% (95th pctl)

Overview

CVE-2019-13917 is a critical-severity vulnerability affecting exim exim. It was published on July 25, 2019 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

Exim 4.85 through 4.92 (fixed in 4.92.1) allows remote code execution as root in some unusual configurations that use the ${sort } expansion for items that can be controlled by an attacker (e.g., $local_part or $domain).

Remediation

Check the references section for vendor advisories and patches from exim. Update exim to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
exim exim 4.85 Affected

Frequently Asked Questions

What is CVE-2019-13917?

CVE-2019-13917 is a critical-severity vulnerability affecting exim exim. It was published on July 25, 2019 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

How severe is CVE-2019-13917?

This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2019-13917?

Check the references section for vendor advisories and patches from exim. Update exim to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2019-13917?

CyberStrike's AI-powered security agents can automatically detect CVE-2019-13917 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.