CVE-2018-17580

Publication date 28 September 2018

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.1 · High

Score breakdown

Description

A heap-based buffer over-read exists in the function fast_edit_packet() in the file send_packets.c of Tcpreplay v4.3.0 beta1. This can lead to Denial of Service (DoS) and potentially Information Exposure when the application attempts to process a crafted pcap file.

Read the notes from the security team

Status

Package Ubuntu Release Status
tcpreplay 23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Not affected
20.10 groovy Ignored end of life
20.04 LTS focal
Not affected
19.10 eoan Ignored end of life
19.04 disco
Not affected
18.10 cosmic Ignored end of life
18.04 LTS bionic
Fixed 4.2.6-1ubuntu0.1~esm1
16.04 LTS xenial
Fixed 3.4.4-2+deb8u1ubuntu0.1~esm1
14.04 LTS trusty Not in release

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Notes

ccdm94

same fix as CVE-2020-17582

Patch details

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

Package Patch details
tcpreplay

Severity score breakdown

Parameter Value
Base score 7.1 · High
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-5205-1
    • Tcpreplay vulnerabilities
    • 4 October 2022

Other references