Vulnerability Details : CVE-2016-7177
epan/dissectors/packet-catapult-dct2000.c in the Catapult DCT2000 dissector in Wireshark 2.x before 2.0.6 does not restrict the number of channels, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted packet.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2016-7177
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:2.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:2.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:2.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:2.0.5:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-7177
0.31%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 66 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-7177
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-2016-7177
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-7177
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http://www.securitytracker.com/id/1036760
Wireshark QNX6 QNET, H.225, Catapult DCT2000, UMTS FP, and IPMI Trace Dissector Bugs Lets Remote Users Cause the Target Service to Crash - SecurityTrackerThird Party Advisory
-
https://code.wireshark.org/review/17096
code.wireshark Code ReviewIssue Tracking;Patch
-
http://www.debian.org/security/2016/dsa-3671
Debian -- Security Information -- DSA-3671-1 wiresharkThird Party Advisory
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https://www.wireshark.org/security/wnpa-sec-2016-52.html
Wireshark · wnpa-sec-2016-52 · Catapult DCT2000 dissector crashVendor Advisory
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https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12750
12750 – Buffer overflow in Catapult DCT2000 dissectorIssue Tracking
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https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=2e37b271c473e1cbd01d62ebe1f3b011fc9fe638
code.wireshark Code Review - wireshark.git/commitIssue Tracking;Patch
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