F5 BIG-IP up to 13.1.4/14.1.4.5/15.1.5.0 Traffic Management Microkernel calculation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.8$0-$5k0.00

Summaryinfo

A vulnerability was found in F5 BIG-IP up to 13.1.4/14.1.4.5/15.1.5.0. It has been rated as critical. This impacts an unknown function of the component Traffic Management Microkernel. This manipulation causes calculation. This vulnerability is tracked as CVE-2022-26517. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in F5 BIG-IP up to 13.1.4/14.1.4.5/15.1.5.0 (Firewall Software). It has been declared as critical. Affected by this vulnerability is an unknown function of the component Traffic Management Microkernel. The manipulation with an unknown input leads to a calculation vulnerability. The CWE definition for the vulnerability is CWE-682. The product performs a calculation that generates incorrect or unintended results that are later used in security-critical decisions or resource management. As an impact it is known to affect availability.

The weakness was disclosed 05/05/2022 as K54082580. It is possible to read the advisory at support.f5.com. This vulnerability is known as CVE-2022-26517 since 04/19/2022. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 13.1.5, 14.1.4.6 or 15.1.5.1 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.9
CNA Vector (F5 Networks): 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

Exploitinginfo

Class: Calculation
CWE: CWE-682
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: BIG-IP 13.1.5/14.1.4.6/15.1.5.1

Timelineinfo

04/19/2022 🔍
05/05/2022 +16 days 🔍
05/05/2022 +0 days 🔍
05/08/2022 +3 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K54082580
Status: Confirmed

CVE: CVE-2022-26517 (🔍)
GCVE (CVE): GCVE-0-2022-26517
GCVE (VulDB): GCVE-100-199087

Entryinfo

Created: 05/05/2022 22:00
Updated: 05/08/2022 08:51
Changes: 05/05/2022 22:00 (50), 05/08/2022 08:51 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!