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CVE-2020-25862

Published: Oct 6, 2020Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-354
NVD MITRE
7.5CVSSHIGH
EPSS Score
2.4%
Top 18.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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 TCP dissector could crash. This was addressed in epan/dissectors/packet-tcp.c by changing the handling of the invalid 0xFFFF checksum.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-354

Affected Products

wiresharkwireshark
On-premDesktop App
Networking Infrastructure / network-management
fedorafedoraproject
On-premOS
Operating Systems / linux-distro
leapopensuse
On-premOS
Operating Systems / linux-distro
debian linuxdebian
On-premOS
Operating Systems / linux-distro
zfs storage appliance firmwareoracle
On-prem
Databases / relational
wiresharkoss-projectUSSecurity Products
fedoraprojectoss-projectUSOperating Systemsaka fedora project
opensuseoss-projectDEOperating Systemsaka opensuse
debianoss-projectGBOperating Systemsaka debian gnu/linux
oraclecommercialUSDatabasesaka oracle corp.
and 12 more affected products View all →

Exploitability

Official Patch Available

References

http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.html
lists.opensuse.org
https://gitlab.com/wireshark/wireshark/-/commit/7f3fe6164a68b76d9988c4253b24d43f498f1753
gitlab.com
and 17 more references View all →

Timeline

Published
Oct 6, 2020
Last Updated
Nov 21, 2024

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