Vulnerability Description
Exim 4 before 4.94.2 allows Exposure of File Descriptor to Unintended Control Sphere because rda_interpret uses a privileged pipe that lacks a close-on-exec flag.
CVSS Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Exim | Exim | >= 4.00, < 4.94.2 |
References
- https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28012-CLOSE.txVendor Advisory
- https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28012-CLOSE.txVendor Advisory
FAQ
What is CVE-2020-28012?
CVE-2020-28012 is a vulnerability with a CVSS score of 7.8 (HIGH). Exim 4 before 4.94.2 allows Exposure of File Descriptor to Unintended Control Sphere because rda_interpret uses a privileged pipe that lacks a close-on-exec flag.
How severe is CVE-2020-28012?
CVE-2020-28012 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-28012?
Check the references section above for vendor advisories and patch information. Affected products include: Exim Exim.