SB2022080123 - VMware Tanzu products update for tcpdump

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Main Vulnerability Database SB2022080123

SB2022080123 - VMware Tanzu products update for tcpdump

Published: August 1, 2022

Security Bulletin ID SB2022080123
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Out-of-bounds read (CVE-ID: CVE-2018-16301)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition in libpcap when during pcapng reading. A remote attacker can pass specially crafted data to the application that uses the affected library, trigger out-of-bounds read error and read contents of memory on the system or crash the application.


2) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2020-8037)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.


Remediation

Install update from vendor's website.

References