CVE-2018-19623
published 2018-11-29CVE-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…
PriorityP343high7.5CVSS 3.0
AVNACLPRNUINSUCNINAH
EPSS
4.15%
89.7th percentile
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.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | wireshark | < wireshark 2.6.5-1 (bookworm) | wireshark 2.6.5-1 (bookworm) |
| wireshark | wireshark | >= 0 < 2.6.5-1 | 2.6.5-1 |
| wireshark | wireshark | >= 0 < 2.6.5-1 | 2.6.5-1 |
| wireshark | wireshark | >= 0 < 2.6.5-1 | 2.6.5-1 |
| wireshark | wireshark | >= 0 < 2.6.5-1 | 2.6.5-1 |
| wireshark | wireshark | 2.4.0 – 2.4.10 | — |
| wireshark | wireshark | 2.6.0 – 2.6.4 | — |
CVSS provenance
nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
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Red Hat
wireshark: Heap buffer overflow in packet-lbmpdm.c:dissect_segment_ofstable() allows denial of service or possibly arbitrary code execution
vendor_redhat·2018-11-27·CVSS 7.5
CVE-2018-19623 [HIGH] CWE-122 wireshark: Heap buffer overflow in packet-lbmpdm.c:dissect_segment_ofstable() allows denial of service or possibly arbitrary code execution
wireshark: Heap buffer overflow in packet-lbmpdm.c:dissect_segment_ofstable() allows denial of service or possibly arbitrary code execution
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.
Statement: This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 5, 6 and 7 as they did not include LBMPDM dissector where the vulnerability occurred.
Package: wireshark (Red Hat Enterprise Linux 5) - Not affected
Package: wireshark (Red Hat Enterprise Linux 6) - Not affected
Package: wireshark (Red Hat Enterprise Linux 7)
Debian
CVE-2018-19623: wireshark - In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the LBMPDM dissector could cras...
vendor_debian·2018·CVSS 7.5
CVE-2018-19623 [HIGH] CVE-2018-19623: wireshark - In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the LBMPDM dissector could cras...
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.
Scope: local
bookworm: resolved (fixed in 2.6.5-1)
bullseye: resolved (fixed in 2.6.5-1)
forky: resolved (fixed in 2.6.5-1)
sid: resolved (fixed in 2.6.5-1)
trixie: resolved (fixed in 2.6.5-1)
GHSA
GHSA-grq3-4qg5-2228: In Wireshark 2
ghsa_unreviewed·2022-05-13
CVE-2018-19623 [HIGH] CWE-787 GHSA-grq3-4qg5-2228: In Wireshark 2
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.
OSV
CVE-2018-19623: In Wireshark 2
osv·2018-11-29·CVSS 7.5
CVE-2018-19623 [HIGH] CVE-2018-19623: In Wireshark 2
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.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-19623 wireshark: Heap buffer overflow in packet-lbmpdm.c:dissect_segment_ofstable() allows denial of service or possibly arbitrary code execution
bugzilla·2018-12-04·CVSS 7.5
CVE-2018-19623 [HIGH] CVE-2018-19623 wireshark: Heap buffer overflow in packet-lbmpdm.c:dissect_segment_ofstable() allows denial of service or possibly arbitrary code execution
CVE-2018-19623 wireshark: Heap buffer overflow in packet-lbmpdm.c:dissect_segment_ofstable() allows denial of service or possibly arbitrary code execution
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.
Upstream issue:
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15132
Upstream patch:
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=9c8645ec7b28e4d7193962ecd2a418613bf6a84f
External References:
https://www.wireshark.org/security/wnpa-sec-2018-53.html
Discussion:
Created wireshark tracking bugs for this issue:
Affect
Bugzilla
CVE-2018-19622 CVE-2018-19623 CVE-2018-19624 CVE-2018-19625 CVE-2018-19626 CVE-2018-19627 CVE-2018-19628 wireshark: various flaws [fedora-all]
bugzilla·2018-12-04·CVSS 7.5
CVE-2018-19622 [HIGH] CVE-2018-19622 CVE-2018-19623 CVE-2018-19624 CVE-2018-19625 CVE-2018-19626 CVE-2018-19627 CVE-2018-19628 wireshark: various flaws [fedora-all]
CVE-2018-19622 CVE-2018-19623 CVE-2018-19624 CVE-2018-19625 CVE-2018-19626 CVE-2018-19627 CVE-2018-19628 wireshark: various flaws [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg comm
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.htmlhttp://www.securityfocus.com/bid/106051https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15132https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9c8645ec7b28e4d7193962ecd2a418613bf6a84fhttps://lists.debian.org/debian-lts-announce/2019/01/msg00010.htmlhttps://www.debian.org/security/2018/dsa-4359https://www.oracle.com/security-alerts/cpuapr2020.htmlhttps://www.wireshark.org/security/wnpa-sec-2018-53.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.htmlhttp://www.securityfocus.com/bid/106051https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15132https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9c8645ec7b28e4d7193962ecd2a418613bf6a84fhttps://lists.debian.org/debian-lts-announce/2019/01/msg00010.htmlhttps://www.debian.org/security/2018/dsa-4359https://www.oracle.com/security-alerts/cpuapr2020.htmlhttps://www.wireshark.org/security/wnpa-sec-2018-53.html
2018-11-29
Published