CVE-2020-25863
First published: Tue Oct 06 2020(Updated: )
In Wireshark 3.2.0 to 3.2.6, 3.0.0 to 3.0.13, and 2.6.0 to 2.6.20, the MIME Multipart dissector could crash. This was addressed in epan/dissectors/packet-multipart.c by correcting the deallocation of invalid MIME parts.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ubuntu/wireshark | <2.6.10-1~ubuntu18.04.0+ | 2.6.10-1~ubuntu18.04.0+ |
| ubuntu/wireshark | <3.2.3-1ubuntu0.1~ | 3.2.3-1ubuntu0.1~ |
| ubuntu/wireshark | <2.6.10-1~ubuntu14.04.0~ | 2.6.10-1~ubuntu14.04.0~ |
| ubuntu/wireshark | <2.6.10-1~ubuntu16.04.0+ | 2.6.10-1~ubuntu16.04.0+ |
| ubuntu/wireshark | <3.2.7-1 | 3.2.7-1 |
| debian/wireshark | 2.6.20-0+deb10u4 2.6.20-0+deb10u8 3.4.10-0+deb11u1 4.0.11-1~deb12u1 4.2.2-1 4.2.2-1.1 | |
| Wireshark Wireshark | >=2.6.0<=2.6.20 | |
| Wireshark Wireshark | >=3.0.0<=3.0.13 | |
| Wireshark Wireshark | >=3.2.0<=3.2.6 | |
| Fedoraproject Fedora | =31 | |
| Fedoraproject Fedora | =32 | |
| Fedoraproject Fedora | =33 | |
| openSUSE | =15.1 | |
| openSUSE | =15.2 | |
| Debian Debian Linux | =9.0 | |
| All of | ||
| oracle zfs storage appliance firmware | =8.8 | |
| Oracle Sun ZFS Storage Appliance Kit | ||
| oracle zfs storage appliance firmware | =8.8 | |
| Oracle Sun ZFS Storage Appliance Kit |
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Reference Links
- https://gitlab.com/wireshark/wireshark/-/commit/5803c7b87b3414cdb8bf502af50bb406ca774482
- https://gitlab.com/wireshark/wireshark/-/issues/16741
- https://www.wireshark.org/security/wnpa-sec-2020-11.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6IGRYKW4XLR44YDWTAH547ODYYBYPB2D/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DQHPKZFQ7W3X34RYN3FWFYCFJD4FXJW/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZUHMK5HYTUUDXA64T2TAMAFMYV674QBW/
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.html
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.html
- https://www.oracle.com/security-alerts/cpujan2021.html
- https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
- https://launchpad.net/bugs/cve/CVE-2020-25863
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4DQHPKZFQ7W3X34RYN3FWFYCFJD4FXJW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IGRYKW4XLR44YDWTAH547ODYYBYPB2D/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZUHMK5HYTUUDXA64T2TAMAFMYV674QBW/
- https://security-tracker.debian.org/tracker/CVE-2020-25863
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25863
- https://ubuntu.com/security/notices/USN-6262-1
- https://nvd.nist.gov/vuln/detail/CVE-2020-25863
- https://ubuntu.com/security/CVE-2020-25863
Frequently Asked Questions
What is CVE-2020-25863?
CVE-2020-25863 is a vulnerability in Wireshark versions 3.2.0 to 3.2.6, 3.0.0 to 3.0.13, and 2.6.0 to 2.6.20 that could cause a crash in the MIME Multipart dissector.
How can I fix CVE-2020-25863?
To fix CVE-2020-25863, upgrade Wireshark to version 2.6.10-1~ubuntu18.04.0+ (for Ubuntu 18.04), 3.2.3-1ubuntu0.1~ (for Ubuntu 20.04), 2.6.10-1~ubuntu14.04.0~ (for Ubuntu 14.04), 2.6.10-1~ubuntu16.04.0+ (for Ubuntu 16.04), 3.2.7-1 (for Ubuntu upstream), or the latest available version for Debian.
How severe is CVE-2020-25863?
CVE-2020-25863 is a vulnerability that could cause a crash in Wireshark and is rated as moderate severity.
What is the source of CVE-2020-25863?
CVE-2020-25863 was discovered in Wireshark.
Where can I find more information about CVE-2020-25863?
You can find more information about CVE-2020-25863 at the following references: [GitLab Commit](https://gitlab.com/wireshark/wireshark/-/commit/5803c7b87b3414cdb8bf502af50bb406ca774482), [GitLab Issue](https://gitlab.com/wireshark/wireshark/-/issues/16741), [Wireshark Security Advisory](https://www.wireshark.org/security/wnpa-sec-2020-11.html).
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