Vulnerability Details : CVE-2018-19623
In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the LBMPDM dissector could crash. In addition, a remote attacker could write arbitrary data to any memory locations before the packet-scoped memory. This was addressed in epan/dissectors/packet-lbmpdm.c by disallowing certain negative values.
Vulnerability category: Memory Corruption
Products affected by CVE-2018-19623
- 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-2018-19623
0.35%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-19623
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2018-19623
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-19623
-
https://www.oracle.com/security-alerts/cpuapr2020.html
Oracle Critical Patch Update Advisory - April 2020
-
https://www.debian.org/security/2018/dsa-4359
Debian -- Security Information -- DSA-4359-1 wiresharkMailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
[security-announce] openSUSE-SU-2020:0362-1: moderate: Security update f
-
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=9c8645ec7b28e4d7193962ecd2a418613bf6a84f
code.wireshark Code Review - wireshark.git/commitMailing List;Patch;Vendor Advisory
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http://www.securityfocus.com/bid/106051
Wireshark Multiple Denial of Service VulnerabilitiesThird Party Advisory;VDB Entry
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https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15132
15132 – Invalid write in dissect_segment_ofstable()Exploit;Issue Tracking;Vendor Advisory
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https://www.wireshark.org/security/wnpa-sec-2018-53.html
Wireshark · wnpa-sec-2018-53 · LBMPDM dissector crashVendor Advisory
-
https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html
[SECURITY] [DLA 1634-1] wireshark security updateMailing List;Third Party Advisory
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