F5 BIG-IP/Enterprise Manager/BIG-IQ/iWorkflow SNMPv3 Passphrase information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability, which was classified as problematic, was found in F5 BIG-IP, Enterprise Manager, BIG-IQ and iWorkflow (Firewall Software) (unknown version). Affected is an unknown code block of the component SNMPv3 Passphrase. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

On BIG-IP 14.0.x, 13.x, 12.x, and 11.x, Enterprise Manager 3.1.1, BIG-IQ 6.x, 5.x, and 4.x, and iWorkflow 2.x, the passphrases for SNMPv3 users and trap destinations that are used for authentication and privacy are not handled by the BIG-IP system Secure Vault feature; they are written in the clear to the various configuration files.

The bug was discovered 12/12/2018. The weakness was disclosed 12/12/2018 (Website). The advisory is available at support.f5.com. This vulnerability is traded as CVE-2018-15328 since 08/14/2018. Local access is required to approach this attack. The requirement for exploitation is a authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 119635 (F5 Networks BIG-IP : BIG-IP SNMP vulnerability (K42027747)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family F5 Networks Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (119635).






CPE 2.3info

CPE 2.2info


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VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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NVD Base Score: 7.5
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Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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Current Price Estimation: 🔍


Nessus ID: 119635
Nessus Name: F5 Networks BIG-IP : BIG-IP SNMP vulnerability (K42027747)
Nessus File: 🔍
Nessus Risk: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍


08/14/2018 🔍
12/11/2018 +119 days 🔍
12/12/2018 +1 days 🔍
12/12/2018 +0 days 🔍
12/12/2018 +0 days 🔍
12/13/2018 +1 days 🔍
12/13/2018 +0 days 🔍
12/18/2018 +5 days 🔍
06/18/2023 +1643 days 🔍


Vendor: f5.com

Advisory: K42027747
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-15328 (🔍)
SecurityFocus: 106258 - F5 BIG-IP SNMP CVE-2018-15328 Information Disclosure Vulnerability


Created: 12/13/2018 09:59 AM
Updated: 06/18/2023 03:00 PM
Changes: 12/13/2018 09:59 AM (65), 04/20/2020 04:04 PM (6), 06/18/2023 03:00 PM (4)
Complete: 🔍


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