CVE-2020-28023
Published: 4 May 2021
Exim 4 before 4.94.2 allows Out-of-bounds Read. smtp_setup_msg may disclose sensitive information from process memory to an unauthenticated SMTP client.
Notes
Author | Note |
---|---|
leosilva | trusty/xenial ESM not-affected code not present |
Priority
Status
Package | Release | Status |
---|---|---|
exim4 Launchpad, Ubuntu, Debian |
bionic |
Released
(4.90.1-1ubuntu1.8)
|
focal |
Released
(4.93-13ubuntu1.5)
|
|
groovy |
Released
(4.94-7ubuntu1.2)
|
|
hirsute |
Released
(4.94-15ubuntu1.2)
|
|
impish |
Released
(4.94-15ubuntu1.2)
|
|
jammy |
Released
(4.94-15ubuntu1.2)
|
|
trusty |
Not vulnerable
(code not present)
|
|
upstream |
Needs triage
|
|
xenial |
Not vulnerable
(code not present)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | None |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |