9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
0.937 High
EPSS
Percentile
99.1%
Debian Security Advisory DSA-4634-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
February 26, 2020 https://www.debian.org/security/faq
Package : opensmtpd
CVE ID : CVE-2020-8794
Debian Bug : 952453
Qualys discovered that the OpenSMTPD SMTP server performed insufficient
validation of SMTP commands, which could result in local privilege
escalation or the execution of arbitrary code.
For the oldstable distribution (stretch), this problem has been fixed
in version 6.0.2p1-2+deb9u3.
For the stable distribution (buster), this problem has been fixed in
version 6.0.3p1-5+deb10u4.
We recommend that you upgrade your opensmtpd packages.
For the detailed security status of opensmtpd please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/opensmtpd
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 | 10 | s390x | opensmtpd-dbgsym | < 6.0.3p1-5+deb10u4 | opensmtpd-dbgsym_6.0.3p1-5+deb10u4_s390x.deb |
Debian | 10 | ppc64el | opensmtpd | < 6.0.3p1-5+deb10u4 | opensmtpd_6.0.3p1-5+deb10u4_ppc64el.deb |
Debian | 9 | amd64 | opensmtpd | < 6.0.2p1-2+deb9u3 | opensmtpd_6.0.2p1-2+deb9u3_amd64.deb |
Debian | 10 | mips64el | opensmtpd-dbgsym | < 6.0.3p1-5+deb10u4 | opensmtpd-dbgsym_6.0.3p1-5+deb10u4_mips64el.deb |
Debian | 10 | amd64 | opensmtpd | < 6.0.3p1-5+deb10u4 | opensmtpd_6.0.3p1-5+deb10u4_amd64.deb |
Debian | 10 | mips | opensmtpd-dbgsym | < 6.0.3p1-5+deb10u4 | opensmtpd-dbgsym_6.0.3p1-5+deb10u4_mips.deb |
Debian | 9 | mipsel | opensmtpd-dbgsym | < 6.0.2p1-2+deb9u3 | opensmtpd-dbgsym_6.0.2p1-2+deb9u3_mipsel.deb |
Debian | 10 | mipsel | opensmtpd-dbgsym | < 6.0.3p1-5+deb10u4 | opensmtpd-dbgsym_6.0.3p1-5+deb10u4_mipsel.deb |
Debian | 9 | mipsel | opensmtpd | < 6.0.2p1-2+deb9u3 | opensmtpd_6.0.2p1-2+deb9u3_mipsel.deb |
Debian | 9 | armel | opensmtpd | < 6.0.2p1-2+deb9u3 | opensmtpd_6.0.2p1-2+deb9u3_armel.deb |
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
0.937 High
EPSS
Percentile
99.1%