Alpine: multiple tcpflow packages: security update to 1.5.0-r4 (deprecated)

medium Tenable Cloud Security Plugin ID 400256

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

- A stack-based buffer over-read exists in setbit() at iptree.h of TCPFLOW 1.5.0, due to received incorrect
values causing incorrect computation, leading to denial of service during an address_histogram call or a
get_histogram call. (CVE-2018-18409)

Plugin Details

Severity: Medium

ID: 400256

Version: Revision 1.23

Type: Local

Family: Alpine Linux Local Security Checks

Published: 8/16/2023

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2018-18409

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/27/2021

Vulnerability Publication Date: 10/17/2018

Reference Information

CVE: CVE-2018-18409

Detections

Analytics