CVE-2021-26675: Buffer Overflow

Published Feb 9, 2021
·
Updated

A stack-based buffer overflow in dnsproxy in ConnMan before 1.39 could be used by network adjacent attackers to execute code.

Affected Software

8 affected componentsFixes available
ubuntu/connman<1.36-2.1
1.36-2.1
ubuntu/connman<1.35-6ubuntu0.1~
1.35-6ubuntu0.1~
ubuntu/connman<1.36-2ubuntu0.1
1.36-2ubuntu0.1
debian/connman
1.36-2.1~deb10u21.36-2.1~deb10u51.36-2.2+deb11u21.41-31.42-5
Intel Connman<1.39
Debian Debian Linux=9.0
Debian Debian Linux=10.0
openSUSE Leap=15.2

Event History

Feb 9, 2021
CVE Published
via Ubuntu·12:00 AM
CVE Published
via MITRE·03:47 PM
Data Sourced
via MITRE·03:47 PM
Description
Jan 11, 2024
Data Sourced
via Launchpad·11:54 PM
Description

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2021-26675.

2

What is the severity of CVE-2021-26675?

The severity of CVE-2021-26675 is high, with a severity value of 8.8.

3

What is the affected software?

The affected software is ConnMan versions 1.36-2.1 and earlier.

4

How can network adjacent attackers exploit CVE-2021-26675?

Network adjacent attackers can exploit CVE-2021-26675 to execute code by triggering a stack-based buffer overflow in dnsproxy.

5

Where can I find more information about CVE-2021-26675?

You can find more information about CVE-2021-26675 at the following references: [link-1], [link-2], [link-3].

Contact

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