CVE-2023-1801

Description

The SMB protocol decoder in tcpdump version 4.99.3 can perform an out-of-bounds write when decoding a crafted network packet.

Remediation

Solution:

  • If using tcpdump 4.99.3, upgrade to 4.99.4.

Workaround:

  • Do not enable the SMB printer when building tcpdump 4.99.3.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.09%
Affected: The Tcpdump Group tcpdump
Published at:
Updated at:

References

Link Tags
https://github.com/the-tcpdump-group/tcpdump/commit/7578e1c04ee280dda50c4c2813e7d55f539c6501 patch
https://github.com/the-tcpdump-group/tcpdump/commit/03c037bbd75588beba3ee09f26d17783d21e30bc patch
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KOA2BJFERAC3VRQIRHJOWN4HZY4ZA7CH/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WYL5DEVHRJYF2CM5LTCZKEYFYDZAIZSN/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZLLZCG23MU6O4QOG2CX3DLEL3YXP6LAI/
https://support.apple.com/kb/HT213844
https://support.apple.com/kb/HT213845

Frequently Asked Questions

What is the severity of CVE-2023-1801?
CVE-2023-1801 has been scored as a medium severity vulnerability.
How to fix CVE-2023-1801?
To fix CVE-2023-1801: If using tcpdump 4.99.3, upgrade to 4.99.4.
Is CVE-2023-1801 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-1801 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-1801?
CVE-2023-1801 affects The Tcpdump Group tcpdump.
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