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Vulnerability Details : CVE-2020-25862

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 TCP dissector could crash. This was addressed in epan/dissectors/packet-tcp.c by changing the handling of the invalid 0xFFFF checksum.
Publish Date : 2020-10-06 Last Update Date : 2021-02-10
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 354

- Products Affected By CVE-2020-25862

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 9.0 * * * Version Details Vulnerabilities
2 OS Fedoraproject Fedora 31 * * * Version Details Vulnerabilities
3 OS Fedoraproject Fedora 32 * * * Version Details Vulnerabilities
4 OS Fedoraproject Fedora 33 * * * Version Details Vulnerabilities
5 OS Opensuse Leap 15.1 * * * Version Details Vulnerabilities
6 OS Opensuse Leap 15.2 * * * Version Details Vulnerabilities
7 Application Wireshark Wireshark * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 1
Fedoraproject Fedora 3
Opensuse Leap 2
Wireshark Wireshark 1

- References For CVE-2020-25862

https://www.wireshark.org/security/wnpa-sec-2020-12.html
https://gitlab.com/wireshark/wireshark/-/issues/16816
https://gitlab.com/wireshark/wireshark/-/commit/7f3fe6164a68b76d9988c4253b24d43f498f1753
https://lists.fedoraproject.org/archives/list/[email protected]/message/6IGRYKW4XLR44YDWTAH547ODYYBYPB2D/
FEDORA FEDORA-2020-1b390bec14
https://lists.fedoraproject.org/archives/list/[email protected]/message/4DQHPKZFQ7W3X34RYN3FWFYCFJD4FXJW/
FEDORA FEDORA-2020-1bf4b97c16
https://lists.fedoraproject.org/archives/list/[email protected]/message/ZUHMK5HYTUUDXA64T2TAMAFMYV674QBW/
FEDORA FEDORA-2020-9bda6ae1cd
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.html
SUSE openSUSE-SU-2020:1878
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.html
SUSE openSUSE-SU-2020:1882
https://www.oracle.com/security-alerts/cpujan2021.html
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
MLIST [debian-lts-announce] 20210206 [SECURITY] [DLA 2547-1] wireshark security update

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0

- Metasploit Modules Related To CVE-2020-25862

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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