CVE-2020-28010

high

Description

Exim 4 before 4.94.2 allows Out-of-bounds Write because the main function, while setuid root, copies the current working directory pathname into a buffer that is too small (on some common platforms).

References

https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28010-SLCWD.txt

http://www.openwall.com/lists/oss-security/2021/07/22/7

Details

Source: MITRE

Published: 2021-05-06

Updated: 2021-12-03

Type: CWE-787

Risk Information

CVSS v2

Base Score: 7.2

Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 3.9

Severity: HIGH

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH