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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 52.5%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.html
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.html
- https://gitlab.com/wireshark/wireshark/-/commit/7f3fe6164a68b76d9988c4253b24d43f498f1753
- https://gitlab.com/wireshark/wireshark/-/issues/16816
- https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
- 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://www.oracle.com/security-alerts/cpujan2021.html
- https://www.wireshark.org/security/wnpa-sec-2020-12.html
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.html
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.html
- https://gitlab.com/wireshark/wireshark/-/commit/7f3fe6164a68b76d9988c4253b24d43f498f1753
- https://gitlab.com/wireshark/wireshark/-/issues/16816
- https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
- 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://www.oracle.com/security-alerts/cpujan2021.html
- https://www.wireshark.org/security/wnpa-sec-2020-12.html
Products affected by CVE-2020-25862
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cpe:2.3:a:wireshark:wireshark:2.6.0
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cpe:2.3:a:wireshark:wireshark:2.6.1
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cpe:2.3:a:wireshark:wireshark:2.6.10
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cpe:2.3:a:wireshark:wireshark:2.6.11
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cpe:2.3:a:wireshark:wireshark:2.6.12
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cpe:2.3:a:wireshark:wireshark:2.6.13
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cpe:2.3:a:wireshark:wireshark:2.6.14
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cpe:2.3:a:wireshark:wireshark:2.6.15
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cpe:2.3:a:wireshark:wireshark:2.6.16
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cpe:2.3:a:wireshark:wireshark:2.6.17
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cpe:2.3:a:wireshark:wireshark:2.6.18
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cpe:2.3:a:wireshark:wireshark:2.6.19
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cpe:2.3:a:wireshark:wireshark:2.6.2
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cpe:2.3:a:wireshark:wireshark:2.6.20
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cpe:2.3:a:wireshark:wireshark:2.6.3
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cpe:2.3:a:wireshark:wireshark:2.6.4
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cpe:2.3:a:wireshark:wireshark:2.6.5
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cpe:2.3:a:wireshark:wireshark:2.6.6
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cpe:2.3:a:wireshark:wireshark:2.6.7
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cpe:2.3:a:wireshark:wireshark:2.6.8
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cpe:2.3:a:wireshark:wireshark:2.6.9
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cpe:2.3:a:wireshark:wireshark:3.0.0
-
cpe:2.3:a:wireshark:wireshark:3.0.1
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cpe:2.3:a:wireshark:wireshark:3.0.10
-
cpe:2.3:a:wireshark:wireshark:3.0.11
-
cpe:2.3:a:wireshark:wireshark:3.0.12
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cpe:2.3:a:wireshark:wireshark:3.0.13
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cpe:2.3:a:wireshark:wireshark:3.0.2
-
cpe:2.3:a:wireshark:wireshark:3.0.3
-
cpe:2.3:a:wireshark:wireshark:3.0.4
-
cpe:2.3:a:wireshark:wireshark:3.0.5
-
cpe:2.3:a:wireshark:wireshark:3.0.6
-
cpe:2.3:a:wireshark:wireshark:3.0.7
-
cpe:2.3:a:wireshark:wireshark:3.0.8
-
cpe:2.3:a:wireshark:wireshark:3.0.9
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cpe:2.3:a:wireshark:wireshark:3.2.0
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cpe:2.3:a:wireshark:wireshark:3.2.1
-
cpe:2.3:a:wireshark:wireshark:3.2.2
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cpe:2.3:a:wireshark:wireshark:3.2.3
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cpe:2.3:a:wireshark:wireshark:3.2.4
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cpe:2.3:a:wireshark:wireshark:3.2.5
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cpe:2.3:a:wireshark:wireshark:3.2.6
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cpe:2.3:h:oracle:zfs_storage_appliance_firmware:-
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cpe:2.3:o:debian:debian_linux:9.0
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cpe:2.3:o:fedoraproject:fedora:31
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cpe:2.3:o:fedoraproject:fedora:32
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cpe:2.3:o:fedoraproject:fedora:33
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cpe:2.3:o:opensuse:leap:15.1
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cpe:2.3:o:opensuse:leap:15.2
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cpe:2.3:o:oracle:zfs_storage_appliance_firmware:8.8