Detections
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Alpine: libtirpc: security update to 1.3.1-r1

high Tenable Cloud Security Plugin ID 405342

Description

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

 - In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses
 libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop
 without accepting new connections. (CVE-2021-46828)

See Also

https://security.alpinelinux.org/vuln/CVE-2021-46828

Plugin Details

Severity: High

ID: 405342

Version: Revision 1.29

Type: Local

Published: 10/31/2023

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: 23.51

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2021-46828

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 7/20/2022

Reference Information

CVE: CVE-2021-46828