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F5 Networks BIG-IP : bzip2 vulnerability (K68713584)

critical Nessus Plugin ID 176552

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Synopsis

The remote device is missing a vendor-supplied security patch.

Description

The version of F5 Networks BIG-IP installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the K68713584 advisory.

 BZ2_decompress in decompress.c in bzip2 through 1.0.6 has an out-of-bounds write when there are many selectors.(CVE-2019-12900)ImpactBIG-IP AAMIf an iSession tunnel is configured with an iSession profile that has bzip2 compression enabled, an attacker using specially crafted compressed files can exploit a vulnerability that exists in the decompress functionality of thebzip2utility, causing an out-of-bounds write. For more information about out-of-bounds writes, refer toCWE-787: Out-of-bounds Write.Note: This link takes you to a resource outside of AskF5, and the third party could remove the document without our knowledge.BIG-IP, BIG-IQ, Enterprise Manager, iWorkflow, and Traffix SDCA locally authenticated attacker, using specially crafted compressed files, can exploit a vulnerability that exists in the decompress functionality of thebzip2utility, causing an out-of-bounds write. For more information about out-of-bounds writes, refer toCWE-787: Out-of-bounds Write.Note: This link takes you to a resource outside of AskF5, and the third party could remove the document without our knowledge.

Tenable has extracted the preceding description block directly from the F5 Networks BIG-IP security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

The vendor has acknowledged the vulnerability, but no solution has been provided.
Refer to the vendor for remediation guidance.

See Also

https://my.f5.com/manage/s/article/K68713584

Plugin Details

Severity: Critical

ID: 176552

File Name: f5_bigip_SOL68713584.nasl

Version: 1.3

Type: local

Published: 6/1/2023

Updated: 3/27/2025

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2019-12900

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: cpe:/a:f5:big-ip_link_controller, cpe:/a:f5:big-ip_application_visibility_and_reporting, cpe:/a:f5:big-ip_domain_name_system, cpe:/h:f5:big-ip, cpe:/a:f5:big-ip_application_security_manager, cpe:/a:f5:big-ip_advanced_firewall_manager, cpe:/a:f5:big-ip_local_traffic_manager, cpe:/a:f5:big-ip_access_policy_manager, cpe:/a:f5:big-ip_global_traffic_manager, cpe:/a:f5:big-ip_application_acceleration_manager, cpe:/a:f5:big-ip_webaccelerator

Required KB Items: Host/local_checks_enabled, Settings/ParanoidReport, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 6/19/2019

Reference Information

CVE: CVE-2019-12900