F5 BIG-IP up to 11.6.3.1/12.1.3.1/13.1.0.5 Virtual Server config

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in F5 BIG-IP up to 11.6.3.1/12.1.3.1/13.1.0.5. This impacts an unknown function of the component Virtual Server. This manipulation causes config. This vulnerability appears as CVE-2018-5524. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in F5 BIG-IP up to 11.6.3.1/12.1.3.1/13.1.0.5 (Firewall Software) and classified as problematic. Affected by this vulnerability is an unknown code of the component Virtual Server. The manipulation with an unknown input leads to a config vulnerability. The CWE definition for the vulnerability is CWE-16. As an impact it is known to affect availability. The summary by CVE is:

Under certain conditions, on F5 BIG-IP 13.0.0-13.1.0.5, 12.1.0-12.1.3.1, or 11.6.1 HF2-11.6.3.1, virtual servers configured with Client SSL or Server SSL profiles which make use of network hardware security module (HSM) functionality are exposed and impacted by this issue.

The bug was discovered 05/31/2018. The weakness was presented 06/01/2018 (Website). The advisory is shared at securitytracker.com. This vulnerability is known as CVE-2018-5524 since 01/12/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592.004 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 118680 (F5 Networks BIG-IP : BIG-IP SSL profile vulnerability (K53931245)), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370998 (F5 BIG-IP ASM HSM TLS Malformed Requests Denial of Service Vulnerability (K53931245)).

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 (118680). See VDB-118634, VDB-118632, VDB-118631 and VDB-118630 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Config
CWE: CWE-16
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 118680
Nessus Name: F5 Networks BIG-IP : BIG-IP SSL profile vulnerability (K53931245)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/12/2018 🔍
05/30/2018 +138 days 🔍
05/31/2018 +1 days 🔍
06/01/2018 +0 days 🔍
06/01/2018 +0 days 🔍
06/02/2018 +1 days 🔍
11/02/2018 +153 days 🔍
03/19/2023 +1598 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K53931245⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-5524 (🔍)
GCVE (CVE): GCVE-0-2018-5524
GCVE (VulDB): GCVE-100-118633
SecurityTracker: 1041020

See also: 🔍

Entryinfo

Created: 06/02/2018 20:20
Updated: 03/19/2023 14:18
Changes: 06/02/2018 20:20 (63), 02/11/2020 20:45 (7), 03/19/2023 14:18 (5)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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