CVE-2018-18227
In Wireshark 2.6.0 to 2.6.3 and 2.4.0 to 2.4.9, the MS-WSP protocol dissector could crash. This was addressed in epan/dissectors/packet-mswsp.c by properly handling NULL return values.
02 Description
In Wireshark 2.6.0 to 2.6.3 and 2.4.0 to 2.4.9, the MS-WSP protocol dissector could crash. This was addressed in epan/dissectors/packet-mswsp.c by properly handling NULL return values.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.18% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 87.5% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2018-10-12 05:00Z8 YR AGO
- Last updated
- 2024-08-05 11:01Z2 YR AGO
- Reserved
- 2018-10-10
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- d3cd8df8c5ef2555b7cbd6938b4ce27dab993048035297d7b8c9b05a21e783ce
05 Affected products
06 References
- bugs.wireshark.orghttps://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15119
- www.wireshark.orghttps://www.wireshark.org/security/wnpa-sec-2018-47.html
- www.securitytracker.com1041909http://www.securitytracker.com/id/1041909
- www.securityfocus.com105583http://www.securityfocus.com/bid/105583
- code.wireshark.orghttps://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=d443be449a52f95df5754adc39e1f3472fec2f03
- www.debian.orgDSA-4359https://www.debian.org/security/2018/dsa-4359
- lists.opensuse.orgopenSUSE-SU-2020:0362http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
- www.oracle.comhttps://www.oracle.com/security-alerts/cpuapr2020.html
07 Fixed in
Arch Linux
- wireshark-cli Fixed in 2.6.4-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- wireshark Fixed in 2.6.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- wireshark Fixed in 2.6.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- wireshark Fixed in 2.6.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- wireshark Fixed in 2.6.4-2~ubuntu14.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- wireshark Fixed in 2.6.4-2~ubuntu16.04.0
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- wireshark Fixed in 2.6.4-2~ubuntu18.04.0
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.