5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.7 High
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
65.6%
Debian Security Advisory DSA-4687-1 [email protected]
https://www.debian.org/security/ Florian Weimer
May 16, 2020 https://www.debian.org/security/faq
Package : exim4
CVE ID : CVE-2020-12783
It was discovered that exim4, a mail transport agent, suffers from a
authentication bypass vulnerability in the spa authentication driver.
The spa authentication driver is not enabled by default.
For the oldstable distribution (stretch), this problem has been fixed
in version 4.89-2+deb9u7.
For the stable distribution (buster), this problem has been fixed in
version 4.92-8+deb10u4.
We recommend that you upgrade your exim4 packages.
For the detailed security status of exim4 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/exim4
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: [email protected]
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 9 | mipsel | exim4-daemon-light | < 4.89-2+deb9u7 | exim4-daemon-light_4.89-2+deb9u7_mipsel.deb |
Debian | 9 | s390x | exim4-daemon-heavy-dbg | < 4.89-2+deb9u7 | exim4-daemon-heavy-dbg_4.89-2+deb9u7_s390x.deb |
Debian | 9 | amd64 | exim4-dbg | < 4.89-2+deb9u7 | exim4-dbg_4.89-2+deb9u7_amd64.deb |
Debian | 9 | ppc64el | exim4-daemon-heavy-dbg | < 4.89-2+deb9u7 | exim4-daemon-heavy-dbg_4.89-2+deb9u7_ppc64el.deb |
Debian | 8 | i386 | exim4-daemon-light-dbg | < 4.84.2-2+deb8u7 | exim4-daemon-light-dbg_4.84.2-2+deb8u7_i386.deb |
Debian | 10 | s390x | exim4-dev | < 4.92-8+deb10u4 | exim4-dev_4.92-8+deb10u4_s390x.deb |
Debian | 9 | ppc64el | exim4-daemon-light-dbg | < 4.89-2+deb9u7 | exim4-daemon-light-dbg_4.89-2+deb9u7_ppc64el.deb |
Debian | 9 | arm64 | exim4-daemon-heavy-dbg | < 4.89-2+deb9u7 | exim4-daemon-heavy-dbg_4.89-2+deb9u7_arm64.deb |
Debian | 10 | mips64el | exim4-daemon-heavy-dbgsym | < 4.92-8+deb10u4 | exim4-daemon-heavy-dbgsym_4.92-8+deb10u4_mips64el.deb |
Debian | 10 | armel | exim4-daemon-heavy | < 4.92-8+deb10u4 | exim4-daemon-heavy_4.92-8+deb10u4_armel.deb |
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.7 High
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
65.6%