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CVE-2016-6506

17
FAUCET Score

CVE-2016-6506 describes a denial-of-service vulnerability in the WSP dissector of Wireshark versions 1.12.x prior to 1.12.13 and 2.x prior to 2.0.5. A remote attacker could exploit this by sending a specially crafted packet, leading to an infinite loop and rendering the Wireshark application unresponsive. Rated Medium severity (CVSS 5.9), this attack has high complexity and does not require user interaction, but only impacts availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.12.0CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:1.12.0:*:*:*:*:*:*:*
1.12.1CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:*
1.12.2CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:*
1.12.3CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:*
1.12.4CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.9MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.21%
Probability of exploitation in next 30 days
EPSS Percentile
80.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0221 is in the 69th percentile among its peer group of 19,955 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (3)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: wireshark
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: wireshark
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: wireshark

Vendor Advisories (1)

redhatCVE-2016-6506Moderate

wireshark: WSP infinite loop (wnpa-sec-2016-42)

Jul 27, 2016

References

openwall.com / lists/oss-security/2016/07/28/3
Mailing List
bugs.wireshark.org / bugzilla/show_bug.cgi
Issue TrackingPatch
code.wireshark.org / review/gitweb
debian.org / security/2016/dsa-3648
securitytracker.com / id/1036480
wireshark.org / security/wnpa-sec-2016-42.html
Vendor Advisory