CVE-2016-6504

mediumpriority · track · 36EPSS 0.066 · 94 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

6.59% (94th) EPSS

CVSS 4.3 · medium

Is it mine?

14 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

epan/dissectors/packet-ncp2222.inc in the NDS dissector in Wireshark 1.12.x before 1.12.13 does not properly maintain a ptvc data structure, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted packet.

cvss

Technical severity, 0–10. One row per scoring source.

5.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.05.9mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 2.2 · impact 3.6

v3.05.6mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Psecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-476USprimary

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-40194Wireshark 1.12.0 < 1.12.12 - NDS Dissector Denial of Servicefunctional · exploit_db

affected products (14)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
wireshark wireshark= 1.12.0nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.1nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.10nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.11nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.12nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.2nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.3nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.4nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.5nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.6nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.7nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.8nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
wireshark wireshark= 1.12.9nvdUScpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2016-08-06modified 2026-06-17

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+8817 more

references (21)

External citations — patches, advisories, analysis.

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