CVE-2015-8719
MEDIUM severity · CVSS 5.5 · Improper input validation
5.5CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)2%
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://www.wireshark.org/security/wnpa-sec-2015-38.htmlAdvisory
- 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
- 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