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Fencer Intel
high 7.5

CVE-2018-14368 json

In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the Bazaar protocol dissector could go into an infinite loop.

published 8y ago modified 4mo ago also EUVD-2018-6289

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.8%
EPSS 3.8% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the Bazaar protocol dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-bzr.c by properly handling items that are too long.

Patch / fix

  • wireshark Debian 14, Debian 13, Debian 12 2.6.2-1

debian advisories DEBIAN-CVE-2018-14368

  • wireshark Ubuntu 14.04 LTS 2.6.3-1~ubuntu14.04.1
  • wireshark Ubuntu 16.04 LTS 2.6.3-1~ubuntu16.04.1
  • wireshark Ubuntu 18.04 LTS 2.6.3-1~ubuntu18.04.1

ubuntu advisories UBUNTU-CVE-2018-14368

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • wireshark RHEL 7 1.10.14-24.el7
  • wireshark-gnome RHEL 7 1.10.14-24.el7

red hat advisories RHSA-2020:1047

  • wireshark SLES for SAP 15, SLES 15-LTSS, SLE Module for Desktop Applications 15 SP1 +3 more 3.2.2-3.35.2
  • spandsp SLES for SAP 15, SLES 15-LTSS, SLE Module for Desktop Applications 15 SP1 +3 more 0.0.6-3.2.1
  • libmaxminddb SLES for SAP 15, SLES 15-LTSS, SLE Module for Basesystem 15 SP1 +2 more 1.4.2-1.3.1
  • wireshark SLES 12 SP3, SLES 12 SP2-BCL, SLED 12 SP3 +9 more 2.4.9-48.29.1
  • wireshark SLES for SAP 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 2.2.16-40.28.1
  • wireshark SLE Module for Desktop Applications 15, SLE Module for Basesystem 15 2.4.8-3.6.1

suse advisories SUSE-SU-2020:0693-1SUSE-SU-2018:2891-2SUSE-SU-2018:2891-1SUSE-SU-2018:2412-1SUSE-SU-2018:2301-1

  • wireshark openSUSE Tumbleweed 3.4.8-1.2
  • wireshark openSUSE Leap 15.1 3.2.2-lp151.2.9.1
  • spandsp openSUSE Leap 15.1 0.0.6-lp151.3.3.1
  • libmaxminddb openSUSE Leap 15.1 1.4.2-lp151.3.3.1

opensuse advisories openSUSE-SU-2024:11513-1openSUSE-SU-2020:0362-1

  • wireshark Alpine 3.24, Alpine 3.23, Alpine 3.22 +13 more 2.6.2-r0
  • wireshark Alpine 3.8, Alpine 3.7 2.4.8-r0

alpine advisories ALPINE-CVE-2018-14368

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2018-14368 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-14368 updated cvss 5.9

wireshark: Bazaar dissector infinite loop (wnpa-sec-2018-40)

  • Red Hat Enterprise Linux 6 wireshark, wireshark-gnome
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Client (v. 7) wireshark 1.10.14-24.el7, wireshark-gnome 1.10.14-24.el7 Red Hat Enterprise Linux Client Optional (v. 7) wireshark-devel 1.10.14-24.el7, wireshark-debuginfo 1.10.14-24.el7 Red Hat Enterprise Linux Server (v. 7) wireshark 1.10.14-24.el7, wireshark-gnome 1.10.14-24.el7 Red Hat Enterprise Linux Server Optional (v. 7) wireshark-devel 1.10.14-24.el7, wireshark-debuginfo 1.10.14-24.el7 Red Hat Enterprise Linux Workstation (v. 7) wireshark 1.10.14-24.el7, wireshark-gnome 1.10.14-24.el7 Red Hat Enterprise Linux Workstation Optional (v. 7) wireshark-devel 1.10.14-24.el7, wireshark-debuginfo 1.10.14-24.el7
    fixed: vendor fix RHSA-2020:1047
  • Red Hat Enterprise Linux 8 wireshark, wireshark-cli
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.80% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugs.wireshark.org https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14841 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 7.8 AV:N/AC:L/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-835 Loop with Unreachable Exit Condition

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.