How severe is CVE-2016-9374?

CVE-2016-9374 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-9374 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-9374?

CVE-2016-9374 primarily affects Wireshark. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-9374?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-9374 published?

CVE-2016-9374 was published on 2016-11-17 and last updated on 2026-06-17.

CVE-2016-9374

CVE-2016-9374 is a medium-severity vulnerability in Wireshark with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Wireshark
Published: 2016-11-17
Last modified: 2026-06-17

Description

In Wireshark 2.2.0 to 2.2.1 and 2.0.0 to 2.0.7, the AllJoyn dissector could crash with a buffer over-read, triggered by network traffic or a capture file. This was addressed in epan/dissectors/packet-alljoyn.c by ensuring that a length variable properly tracked the state of a signature variable.

Frequently asked questions

What is CVE-2016-9374?: In Wireshark 2.2.0 to 2.2.1 and 2.0.0 to 2.0.7, the AllJoyn dissector could crash with a buffer over-read, triggered by network traffic or a capture file. This was addressed in epan/dissectors/packet-alljoyn.c by ensuring that a length variable properly tracked the state of a signature variable.
How severe is CVE-2016-9374?: CVE-2016-9374 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-9374 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-9374?: CVE-2016-9374 primarily affects Wireshark. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-9374?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-9374 published?: CVE-2016-9374 was published on 2016-11-17 and last updated on 2026-06-17.

References

Affected products (11)

cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:2.0.5:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:2.0.6:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:2.0.7:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:2.2.0:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:2.2.1:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

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