CVE-2020-28012: High severity sa-exim vulnerability
Published May 6, 2021
·Updated
Exim 4 before 4.94.2 allows Exposure of File Descriptor to Unintended Control Sphere because rdainterpret uses a privileged pipe that lacks a close-on-exec flag.
Affected Software
1 affected component
Exim Exim>=4.00<4.94.2
Event History
May 6, 2021
CVE Published
via MITRE·03:33 AM
Data Sourced
via MITRE·03:33 AM
Description
Frequently Asked Questions
1
What is the severity of CVE-2020-28012?
The severity of CVE-2020-28012 is high with a severity value of 7.8.
2
What is the vulnerability in Exim 4 before 4.94.2?
The vulnerability in Exim 4 before 4.94.2 is the exposure of file descriptor to unintended control sphere.
3
How does CVE-2020-28012 impact Exim?
CVE-2020-28012 impacts Exim by allowing exposure of file descriptor to unintended control sphere due to a privileged pipe lacking a close-on-exec flag.
4
Which version of Exim is affected by CVE-2020-28012?
The version of Exim affected by CVE-2020-28012 is between 4.00 and 4.94.1 (excluding 4.94.2).
5
Is there a fix available for CVE-2020-28012?
Yes, the fix for CVE-2020-28012 is available in Exim version 4.94.2.