tcpdump up to 4.9.2 SMB Parser print-smb.c print_trans out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

A vulnerability has been found in tcpdump up to 4.9.2 (Packet Analyzer Software) and classified as critical. Affected by this vulnerability is the function print_trans of the file print-smb.c of the component SMB Parser. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was published 10/03/2019 (GitHub Repository). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2018-16451 since 09/03/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 4.9.3 eliminates this vulnerability.

Similar entries are available at 142916, 142913, 142912 and 142911.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: tcpdump 4.9.3
Patch: github.com

Timelineinfo

09/03/2018 🔍
10/03/2019 +395 days 🔍
10/04/2019 +1 days 🔍
01/03/2024 +1552 days 🔍

Sourcesinfo

Product: tcpdump.org

Advisory: 96480ab95308cd9234b4f09b175ebf60e17792c6
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-16451 (🔍)
See also: 🔍

Entryinfo

Created: 10/04/2019 09:03
Updated: 01/03/2024 09:13
Changes: 10/04/2019 09:03 (59), 09/21/2020 09:34 (1), 01/03/2024 09:10 (5), 01/03/2024 09:13 (1)
Complete: 🔍
Cache ID: 3:13E:103

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