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CVE-2015-8719

Date: January 3, 2016

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.

Language: C

Severity Score

Related Resources (13)

http://www.securitytracker.com/id/1034551
http://www.securityfocus.com/bid/79816
http://www.wireshark.org/security/wnpa-sec-2015-38.html
http://www.debian.org/security/2016/dsa-3505
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-8719
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=30651ab18b42e666f57ea239e58f3ff3a5e9c4ad
https://security.gentoo.org/glsa/201604-05
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=10988
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
https://nvd.nist.gov/vuln/detail/CVE-2015-8719
https://access.redhat.com/security/cve/CVE-2015-8719
https://security-tracker.debian.org/tracker/CVE-2015-8719
https://www.mend.io/vulnerability-database/CVE-2015-8719

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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