CVE & CISA-KEV Catalog

CVE-2017-9344

HIGHEPSS 85th pctl
7.5
CVSS v3
NVD

Description

In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the Bluetooth L2CAP dissector could divide by zero. This was addressed in epan/dissectors/packet-btl2cap.c by validating an interval value.

How to fix

Remediation Available
wiresharkDebian
Fixed in:2.2.7-1CVE-2017-9344
Fixed in:2.2.7-1CVE-2017-9344
Fixed in:2.2.7-1CVE-2017-9344
Fixed in:2.2.7-1CVE-2017-9344

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

2.72%probability of exploitation in 30 days
85thpercentile

Elevated risk: more likely to be exploited than 85% of all known CVEs.

References

Related Vulnerabilities

Other CWE-369 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2012-0207High7.520%-Fix
CVE-2017-8537Medium5.517%--
CVE-2017-8536Medium5.517%--
CVE-2017-8535Medium5.517%--
CVE-2007-2237Medium5.515%--
CVE-2025-0317High7.513%--

Common questions

How do I fix CVE-2017-9344?

Upgrade wireshark on debian 11 to 2.2.7-1 or later.

Is CVE-2017-9344 being actively exploited?

Not that we know of. CVE-2017-9344 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.7% is the estimated probability that it will be exploited in the next 30 days. That is higher than 85% of all scored CVEs.

How severe is CVE-2017-9344?

CVE-2017-9344 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2017-9344 affect?

Published advisories record a fix for wireshark (Debian). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.