CVE-2018-16451

HIGH EPSS 89.6%
Published Oct 3, 20196y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Oct 3, 2019 6y ago
Last Modified Jun 17, 2026 2w ago

Description

The SMB parser in tcpdump before 4.9.3 has buffer over-reads in print-smb.c:print_trans() for \MAILSLOT\BROWSE and \PIPE\LANMAN.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
89.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 12

VendorProductVersionRange
tcpdumptcpdump* <4.9.3
applemac_os_x* <10.15.2
debiandebian_linux8.0any
debiandebian_linux9.0any
debiandebian_linux10.0any
fedoraprojectfedora29any
fedoraprojectfedora30any
fedoraprojectfedora31any
opensuseleap15.0any
opensuseleap15.1any
redhatenterprise_linux7.0any
redhatenterprise_linux8.0any

References 16

  • lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html
    Third Party Advisory
  • lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html
    Third Party Advisory
  • seclists.org http://seclists.org/fulldisclosure/2019/Dec/26
    Mailing ListThird Party Advisory
  • github.com https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES
    Release NotesThird Party Advisory
  • github.com https://github.com/the-tcpdump-group/tcpdump/commit/96480ab95308cd9234b4f09b175ebf60e17792c6
    PatchThird Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html
    Third Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
  • seclists.org https://seclists.org/bugtraq/2019/Dec/23
    Mailing ListThird Party Advisory
  • seclists.org https://seclists.org/bugtraq/2019/Oct/28
    Mailing ListThird Party Advisory
  • security.netapp.com https://security.netapp.com/advisory/ntap-20200120-0001/
  • support.apple.com https://support.apple.com/kb/HT210788
    Third Party Advisory
  • usn.ubuntu.com https://usn.ubuntu.com/4252-1/
  • usn.ubuntu.com https://usn.ubuntu.com/4252-2/
  • debian.org https://www.debian.org/security/2019/dsa-4547
    Third Party Advisory

Remediation

  • github.com https://github.com/the-tcpdump-group/tcpdump/commit/96480ab95308cd9234b4f09b175ebf60e17792c6
    PatchThird Party Advisory