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CVE-2018-16300

Publication date 30 September 2019

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

The BGP parser in tcpdump before 4.9.3 allows stack consumption in print-bgp.c:bgp_attr_print() because of unlimited recursion.

Status

Package Ubuntu Release Status
tcpdump 19.10 eoan
Not affected
19.04 disco Ignored
18.04 LTS bionic
Fixed 4.9.3-0ubuntu0.18.04.1
16.04 LTS xenial
Fixed 4.9.3-0ubuntu0.16.04.1
14.04 LTS trusty

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Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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

Other references