CVE-2020-28009

Exim 4 before 4.94.2 allows Integer Overflow to Buffer Overflow because get_stdinput allows unbounded reads that are accompanied by unbounded increases in a certain size variable. NOTE: exploitation may be impractical because of the execution time needed to overflow (multiple days).

Score

CVSS 3.1 7.8 High

Status

Modified - cve@mitre.org

Published

2021-05-06

Last modified

2024-08-04

Weaknesses

CWE-190

Affected products

• Exim (Exim)

References

• https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28009-STDIN.txt