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debianDebianDEBIAN:DLA-3388-1:0143B
HistoryApr 10, 2023 - 5:00 p.m.

[SECURITY] [DLA 3388-1] lldpd security update

2023-04-1017:00:25
lists.debian.org
6
cve-2020-27827
networking
update
debian
cve-2021-43612
ieee 802.1ab
denial of service
lts
tracker
debian 10 buster
security
lldpd

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

8 High

AI Score

Confidence

High

7.1 High

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:N/I:N/A:C

0.006 Low

EPSS

Percentile

78.3%


Debian LTS Advisory DLA-3388-1 [email protected]
https://www.debian.org/lts/security/ Chris Lamb
April 10, 2023 https://wiki.debian.org/LTS


Package : lldpd
Version : 1.0.3-1+deb10u1
CVE IDs : CVE-2020-27827 CVE-2021-43612
Debian Bug : 980132

It was discovered that there were two potential denial of service
(DoS) attacks in lldpd, a implementation of the IEEE 802.1ab (LLDP)
protocol used to administer and monitor networking devices.

For Debian 10 buster, these problems have been fixed in version
1.0.3-1+deb10u1.

We recommend that you upgrade your lldpd packages.

For the detailed security status of lldpd please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/lldpd

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

OSVersionArchitecturePackageVersionFilename
Debian10allkeepalived< 1:2.0.10-1+deb10u1keepalived_1:2.0.10-1+deb10u1_all.deb

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

8 High

AI Score

Confidence

High

7.1 High

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:N/I:N/A:C

0.006 Low

EPSS

Percentile

78.3%