CVE-2017-16808

Publication date 13 November 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

tcpdump before 4.9.3 has a heap-based buffer over-read related to aoe_print in print-aoe.c and lookup_emem in addrtoname.c.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
tcpdump	19.10 eoan	Not affected
	19.04 disco	Ignored end of life
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Fixed in 4.9.3-0ubuntu0.18.04.1
	17.10 artful	Ignored end of life
	17.04 zesty	Ignored end of life
	16.04 LTS xenial	Fixed in 4.9.3-0ubuntu0.16.04.1
	14.04 LTS trusty	Fixed in 4.9.3-0ubuntu0.14.04.1+esm1

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
tcpdump	Upstream: 46aead6

Severity score breakdown

CVSS version: CVSS v3.0

Base score 5.5 · Medium

Base metrics

Parameter	Value
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	None
Integrity impact	None
Availability impact	High

Scores

Parameter	Value
Base score	5.5 · Medium
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-4252-2
tcpdump vulnerabilities
27 January 2020

USN-4252-1
tcpdump vulnerabilities
27 January 2020