CVE-2018-16452

HIGH

tcpdump <4.9.3 - Buffer Overflow

Title source: llm

Description

The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.

References (16)

[Vendor Advisory] https://usn.ubuntu.com/4252-2/

[Vendor Advisory] https://usn.ubuntu.com/4252-1/

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html

[Mailing List] http://seclists.org/fulldisclosure/2019/Dec/26

[Release Notes, Third Party Advisory] https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES

[Patch, Third Party Advisory] https://github.com/the-tcpdump-group/tcpdump/commit/24182d959f661327525a20d9a94c98a8ec016778

View Patch ZIP pw:eip

[Mailing List] https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html

[Mailing List] https://seclists.org/bugtraq/2019/Dec/23

[Mailing List] https://seclists.org/bugtraq/2019/Oct/28

[Vendor Advisory] https://support.apple.com/kb/HT210788

[Vendor Advisory] https://security.netapp.com/advisory/ntap-20200120-0001/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/

[Third Party Advisory] https://www.debian.org/security/2019/dsa-4547

Scores

CVSS v3 7.5

EPSS 0.0123

EPSS Percentile 79.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-674

Status published

Affected Products (1)

tcpdump/tcpdump < 4.9.3

Timeline

Published Oct 03, 2019

Tracked Since Feb 18, 2026