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debianDebianDEBIAN:DLA-3397-1:E4F56
HistoryApr 21, 2023 - 5:00 p.m.

[SECURITY] [DLA 3397-1] connman security update

2023-04-2117:00:52
lists.debian.org
3
connman
denial of service
vulnerability
debian 10 buster
dhcp server
buffer overflow
security update

6.5 Medium

CVSS3

Attack Vector

ADJACENT_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:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

6.6 Medium

AI Score

Confidence

High

3.3 Low

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:N/I:N/A:P

0.0004 Low

EPSS

Percentile

9.6%


Debian LTS Advisory DLA-3397-1 [email protected]
https://www.debian.org/lts/security/ Chris Lamb
April 21, 2023 https://wiki.debian.org/LTS


Package : connman
Version : 1.36-2.1~deb10u4
CVE ID : CVE-2023-28488
Debian Bug : 1034393

It was discovered that there was a potential denial of service
vulnerabilty in connman, a command-line network manager designed for
use on embedded devices.

Network-adjacent attackers operating a crafted DHCP server could have
caused a stack-based buffer overflow, resulting in a denial of
service through terminating the connman process.

For Debian 10 buster, this problem has been fixed in version
1.36-2.1~deb10u4.

We recommend that you upgrade your connman packages.

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

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

6.5 Medium

CVSS3

Attack Vector

ADJACENT_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:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

6.6 Medium

AI Score

Confidence

High

3.3 Low

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:N/I:N/A:P

0.0004 Low

EPSS

Percentile

9.6%