CVE-2019-13917
UnknownEPSS 8.62%
Last modified
CVE-2019-13917 is a vulnerability of currently unknown severity. 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).. EPSS estimates a 8.62% chance of exploitation in the next 30 days.
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).
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Exim | Exim | >= 4.85, <= 4.92 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
References
- http://exim.org/static/doc/security/CVE-2019-13917.txtPatch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2019/07/26/5Third Party Advisory
- https://seclists.org/bugtraq/2019/Jul/51Third Party Advisory
- https://www.debian.org/security/2019/dsa-4488Third Party Advisory
- http://exim.org/static/doc/security/CVE-2019-13917.txtPatch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2019/07/26/5Third Party Advisory
- https://seclists.org/bugtraq/2019/Jul/51Third Party Advisory
- https://www.debian.org/security/2019/dsa-4488Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-13917?
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).
How severe is CVE-2019-13917?
Severity scoring for CVE-2019-13917 is pending analysis. The EPSS model estimates a 8.62% probability of exploitation in the next 30 days.
How do I fix CVE-2019-13917?
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.
Are you affected by CVE-2019-13917?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST