5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.01 Low
EPSS
Percentile
83.4%
Debian LTS Advisory DLA-2414-1 [email protected]
https://www.debian.org/lts/security/ Sven Eckelmann
October 25, 2020 https://wiki.debian.org/LTS
Package : fastd
Version : 18-2+deb9u1
CVE ID : CVE-2020-27638
Debian Bug : 972521
In fastd, a fast and secure tunnelling daemon, a receive buffer
handling problem was discovered which allows a denial of service
(memory exhaustion) when receiving packets with an invalid type code.
For Debian 9 stretch, this problem has been fixed in version
18-2+deb9u1.
We recommend that you upgrade your fastd packages.
For the detailed security status of fastd please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/fastd
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 10 | amd64 | fastd-dbgsym | < 18-3+deb10u1 | fastd-dbgsym_18-3+deb10u1_amd64.deb |
Debian | 10 | mips | fastd | < 18-3+deb10u1 | fastd_18-3+deb10u1_mips.deb |
Debian | 10 | arm64 | fastd-dbgsym | < 18-3+deb10u1 | fastd-dbgsym_18-3+deb10u1_arm64.deb |
Debian | 9 | all | fastd | < 18-2+deb9u1 | fastd_18-2+deb9u1_all.deb |
Debian | 10 | ppc64el | fastd | < 18-3+deb10u1 | fastd_18-3+deb10u1_ppc64el.deb |
Debian | 10 | s390x | fastd-dbgsym | < 18-3+deb10u1 | fastd-dbgsym_18-3+deb10u1_s390x.deb |
Debian | 10 | mipsel | fastd-dbgsym | < 18-3+deb10u1 | fastd-dbgsym_18-3+deb10u1_mipsel.deb |
Debian | 9 | arm64 | fastd | < 18-2+deb9u1 | fastd_18-2+deb9u1_arm64.deb |
Debian | 10 | s390x | fastd | < 18-3+deb10u1 | fastd_18-3+deb10u1_s390x.deb |
Debian | 10 | mipsel | fastd | < 18-3+deb10u1 | fastd_18-3+deb10u1_mipsel.deb |
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.01 Low
EPSS
Percentile
83.4%