F5 BIG-IP up to 11.2.1/11.5.5/11.6.3.1/12.1.2/13.0.0 DIAMETER input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in F5 BIG-IP up to 11.2.1/11.5.5/11.6.3.1/12.1.2/13.0.0 (Firewall Software). This issue affects some unknown functionality of the component DIAMETER Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

On F5 BIG-IP 13.0.0, 12.0.0-12.1.2, 11.6.1-11.6.3.1, 11.5.1-11.5.5, or 11.2.1, when processing DIAMETER transactions with carefully crafted attribute-value pairs, TMM may crash.

The bug was discovered 05/31/2018. The weakness was released 06/01/2018 (Website). It is possible to read the advisory at support.f5.com. The identification of this vulnerability is CVE-2018-5522 since 01/12/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 118610 (F5 Networks BIG-IP : TMM DIAMETER vulnerability (K54130510)), 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 371015 (F5 BIG-IP ASM TMM DIAMETER Profile Denial of Service Vulnerability (K54130510)).

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 (118610). Entries connected to this vulnerability are available at 118634, 118633, 118632 and 118630.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 118610
Nessus Name: F5 Networks BIG-IP : TMM DIAMETER vulnerability (K54130510)
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

08/09/2017 🔍
01/12/2018 +156 days 🔍
05/31/2018 +139 days 🔍
06/01/2018 +0 days 🔍
06/01/2018 +0 days 🔍
06/02/2018 +1 days 🔍
06/05/2018 +3 days 🔍
11/02/2018 +150 days 🔍
03/19/2023 +1598 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K54130510
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-5522 (🔍)
SecurityFocus: 104384 - Multiple F5 BIG-IP Products CVE-2018-5522 Remote Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 06/02/2018 20:18
Updated: 03/19/2023 14:12
Changes: 06/02/2018 20:18 (64), 02/11/2020 20:29 (10), 03/19/2023 14:12 (4)
Complete: 🔍
Cache ID: 3:7B0:103

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