CVE-2016-4421
MEDIUM severity · CVSS 5.9 · Improper input validation
5.9CVSS MEDIUM
Summary
epan/dissectors/packet-ber.c in the ASN.1 BER dissector in Wireshark 1.12.x before 1.12.10 and 2.x before 2.0.2 allows remote attackers to cause a denial of service (deep recursion, stack consumption, and application crash) via a packet that specifies deeply nested data.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/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
- https://www.wireshark.org/security/wnpa-sec-2016-18.htmlAdvisory
- http://lists.opensuse.org/opensuse-updates/2016-03/msg00015.html
- http://lists.opensuse.org/opensuse-updates/2016-03/msg00016.html
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11822