CVE-2015-8719

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-01-04 · updated 2026-06-17
Weakness: CWE-20

Description

The dissect_dns_answer function in epan/dissectors/packet-dns.c in the DNS dissector in Wireshark 1.12.x before 1.12.9 mishandles the EDNS0 Client Subnet option, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.

Affected products

Wireshark Foundation Wireshark: 1.12.0, 1.12.1, 1.12.2, 1.12.3, 1.12.4, 1.12.5 (+3)

References

http://www.debian.org/security/2016/dsa-3505
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
http://www.securityfocus.com/bid/79816
http://www.securitytracker.com/id/1034551
http://www.wireshark.org/security/wnpa-sec-2015-38.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=10988
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=30651ab18b42e666f57ea239e58f3ff3a5e9c4ad
https://security.gentoo.org/glsa/201604-05
http://www.debian.org/security/2016/dsa-3505
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
http://www.securityfocus.com/bid/79816
http://www.securitytracker.com/id/1034551

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