Vulnerability Details : CVE-2016-4421
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.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2016-4421
- cpe:2.3:a:wireshark:wireshark:1.12.0:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.12.5:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.12.6:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.12.7:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.12.8:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.12.9:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-4421
0.52%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 65 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-4421
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.2
|
3.6
|
NIST |
CWE ids for CVE-2016-4421
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-4421
-
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11822
11822 – Wireshark infinite / very deep recursion in dissect_ber_constrained_octet_string
-
http://lists.opensuse.org/opensuse-updates/2016-03/msg00016.html
openSUSE-SU-2016:0661-1: moderate: Security update for wireshark
-
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
Oracle Solaris Bulletin - July 2016
-
https://www.wireshark.org/security/wnpa-sec-2016-18.html
Wireshark · wnpa-sec-2016-18 · ASN.1 BER dissector crash.Vendor Advisory
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http://lists.opensuse.org/opensuse-updates/2016-03/msg00015.html
openSUSE-SU-2016:0660-1: moderate: Security update for wireshark
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