What is the severity of CVE-2018-7331?

CVE-2018-7331 is classified as a medium severity vulnerability due to its potential to cause an infinite loop in the Wireshark application.

How do I fix CVE-2018-7331?

To fix CVE-2018-7331, update Wireshark to version 2.4.5 or 2.2.13 or later, where the issue has been addressed.

Which versions of Wireshark are affected by CVE-2018-7331?

CVE-2018-7331 affects Wireshark versions 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12.

Does CVE-2018-7331 affect Debian users?

Yes, CVE-2018-7331 can affect Debian GNU/Linux 8.0 users running the vulnerable versions of Wireshark.

What type of vulnerability is CVE-2018-7331?

CVE-2018-7331 is a denial of service vulnerability that occurs due to an infinite loop caused by improper validation of packet length.

Vulnerability/
CVE-2018-7331

high

7.5

CWE

835

23/2/2018

5/8/2024

CVE-2018-7331

First published: Fri Feb 23 2018(Updated: )

In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-ber.c had an infinite loop that was addressed by validating a length.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Wireshark Wireshark	>=2.2.0<=2.2.12
Wireshark Wireshark	>=2.4.0<=2.4.4
Debian GNU/Linux	=8.0

Remedy

https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=157712b2f5f89b19ef2497ea89c5938eb29529da

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2018-7331?
CVE-2018-7331 is classified as a medium severity vulnerability due to its potential to cause an infinite loop in the Wireshark application.
How do I fix CVE-2018-7331?
To fix CVE-2018-7331, update Wireshark to version 2.4.5 or 2.2.13 or later, where the issue has been addressed.
Which versions of Wireshark are affected by CVE-2018-7331?
CVE-2018-7331 affects Wireshark versions 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12.
Does CVE-2018-7331 affect Debian users?
Yes, CVE-2018-7331 can affect Debian GNU/Linux 8.0 users running the vulnerable versions of Wireshark.
What type of vulnerability is CVE-2018-7331?
CVE-2018-7331 is a denial of service vulnerability that occurs due to an infinite loop caused by improper validation of packet length.

agent/type
collector/mitre-cve
source/MITRE
agent/author
agent/severity
agent/weakness
agent/references
agent/last-modified-date
agent/remedy
agent/description
agent/first-publish-date
agent/event
agent/source
agent/softwarecombine
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/wireshark
canonical/wireshark wireshark
version/wireshark wireshark/2.2.0
version/wireshark wireshark/2.2.12
version/wireshark wireshark/2.4.0
version/wireshark wireshark/2.4.4
vendor/debian
canonical/debian gnu/linux
version/debian gnu/linux/8.0

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Frequently Asked Questions

What is the severity of CVE-2018-7331?
CVE-2018-7331 is classified as a medium severity vulnerability due to its potential to cause an infinite loop in the Wireshark application.
How do I fix CVE-2018-7331?
To fix CVE-2018-7331, update Wireshark to version 2.4.5 or 2.2.13 or later, where the issue has been addressed.
Which versions of Wireshark are affected by CVE-2018-7331?
CVE-2018-7331 affects Wireshark versions 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12.
Does CVE-2018-7331 affect Debian users?
Yes, CVE-2018-7331 can affect Debian GNU/Linux 8.0 users running the vulnerable versions of Wireshark.
What type of vulnerability is CVE-2018-7331?
CVE-2018-7331 is a denial of service vulnerability that occurs due to an infinite loop caused by improper validation of packet length.