CVE-2020-25863
Last modified
CVE-2020-25863 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 4.86% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| 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 | Leap | 15.1 |
| Opensuse | Leap | 15.2 |
| Debian | Debian Linux | 9.0 |
| Oracle | Zfs Storage Appliance Firmware | 8.8 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.htmlMailing List, Third Party Advisory
- https://gitlab.com/wireshark/wireshark/-/commit/5803c7b87b3414cdb8bf502af50bb406ca774482Patch, Third Party Advisory
- https://gitlab.com/wireshark/wireshark/-/issues/16741Exploit, Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/02/msg00008.htmlMailing List, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlPatch, Third Party Advisory
- https://www.wireshark.org/security/wnpa-sec-2020-11.htmlPatch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.htmlMailing List, Third Party Advisory
- https://gitlab.com/wireshark/wireshark/-/commit/5803c7b87b3414cdb8bf502af50bb406ca774482Patch, Third Party Advisory
- https://gitlab.com/wireshark/wireshark/-/issues/16741Exploit, Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/02/msg00008.htmlMailing List, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlPatch, Third Party Advisory
- https://www.wireshark.org/security/wnpa-sec-2020-11.htmlPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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