wireshark: DCOM dissector crash resulting in information leak
Published Nov 29, 2018
6.5
MEDIUMCVSS 3.0
EPSS 1.44%
Description
In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the DCOM dissector could crash. This was addressed in epan/dissectors/packet-dcom.c by adding '\0' termination.
Affected products
No data.
Configuration 1
Configuration 2
- 8.0
- 9.0
No data.
Red Hat Enterprise Linux 5
wireshark
Not affected
Red Hat Enterprise Linux 6
wireshark
Not affected
Red Hat Enterprise Linux 7
wireshark
Not affected
Red Hat Enterprise Linux 8
wireshark
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 6 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 7 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 8 | wireshark | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 5, 6 and 7.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.44% (0.01440) | 72.23th | v5 (v2026.06.15) |
| Sep 22, 2026 | 1.44% (0.01440) | 72.03th | v5 (v2026.06.15) |
| Sep 21, 2026 | 2.56% (0.02561) | 84.34th | v5 (v2026.06.15) |
| Sep 6, 2026 | 1.44% (0.01440) | 71.44th | v5 (v2026.06.15) |
| Sep 5, 2026 | 2.56% (0.02561) | 84.00th | v5 (v2026.06.15) |
| Aug 30, 2026 | 1.44% (0.01440) | 71.31th | v5 (v2026.06.15) |
| Aug 28, 2026 | 2.56% (0.02561) | 83.91th | v5 (v2026.06.15) |
| Aug 24, 2026 | 1.44% (0.01440) | 71.15th | v5 (v2026.06.15) |
| Aug 23, 2026 | 2.56% (0.02561) | 83.85th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.44% (0.01440) | 69.64th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.29% (0.00290) | 50.38th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.12% (0.00121) | 48.11th | v3 (v2023.03.01) |
| Nov 22, 2023 | 0.12% (0.00119) | 45.78th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.10% (0.00100) | 40.98th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.09% (0.00089) | 36.59th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.18% (0.01183) | 61.76th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.18% (0.01183) | 35.15th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.86% (0.01865) | 48.06th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.86% (0.01865) | 0.00th | v1 |
References (12)
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html vendor-advisoryx_refsource_SUSE
- http://www.securityfocus.com/bid/106051 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2018-19626 Vendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15130 x_refsource_MISCExploitIssue TrackingVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1655936 Issue Tracking
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=c5a65115ebab55cfd5ce0a855c2256e01cab6449 x_refsource_MISC
- https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html mailing-listx_refsource_MLISTThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-19626
- https://www.cve.org/CVERecord?id=CVE-2018-19626
- https://www.debian.org/security/2018/dsa-4359 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2020.html x_refsource_MISC
- https://www.wireshark.org/security/wnpa-sec-2018-52.html x_refsource_MISCVendor Advisory
Change history (0)
No recorded changes yet.