Vulnerability Details : CVE-2018-5335
In Wireshark 2.4.0 to 2.4.3 and 2.2.0 to 2.2.11, the WCP dissector could crash. This was addressed in epan/dissectors/packet-wcp.c by validating the available buffer length.
Vulnerability category: Overflow
Products affected by CVE-2018-5335
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-5335
0.22%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 60 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-5335
| 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 | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-5335
-
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-2018-5335
-
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=086b87376b988c555484349aa115d6e08ac6db07
code.wireshark Code Review - wireshark.git/commitPatch;Vendor Advisory
-
https://www.wireshark.org/security/wnpa-sec-2018-04.html
Wireshark · wnpa-sec-2018-04 · WCP dissector crashVendor Advisory
-
https://www.debian.org/security/2018/dsa-4101
Debian -- Security Information -- DSA-4101-1 wiresharkThird Party Advisory
-
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14251
14251 – Heap out of bounds read in wcp_uncompress()Issue Tracking;Vendor Advisory
-
https://lists.debian.org/debian-lts-announce/2018/01/msg00032.html
[SECURITY] [DLA 1258-1] wireshark security updateMailing List;Third Party Advisory
-
http://www.securityfocus.com/bid/102500
Wireshark WCP Dissector 'epan/dissectors/packet-wcp.c' Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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