F5 BIG-IP Edge Client on Windows/macOS data authenticity

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.
6.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in F5 BIG-IP Edge Client on Windows/macOS. This affects an unknown part. Performing a manipulation results in data authenticity. This vulnerability is identified as CVE-2023-36858. The attack is only possible with local access. There is not any exploit available.

Detailsinfo

A vulnerability was found in F5 BIG-IP Edge Client on Windows/macOS (Firewall Software) (version now known). It has been classified as problematic. This affects some unknown processing. The manipulation with an unknown input leads to a data authenticity vulnerability. CWE is classifying the issue as CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An insufficient verification of data vulnerability exists in BIG-IP Edge Client for Windows and macOS that may allow an attacker to modify its configured server list.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

The weakness was released 08/02/2023 as K000132563. The advisory is shared at my.f5.com. This vulnerability is uniquely identified as CVE-2023-36858 since 07/17/2023. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/24/2023).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

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

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 7.1
CNA Vector (F5 Networks): 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Data authenticity
CWE: CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/17/2023 🔍
08/02/2023 +16 days 🔍
08/02/2023 +0 days 🔍
08/24/2023 +22 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K000132563
Status: Confirmed

CVE: CVE-2023-36858 (🔍)
GCVE (CVE): GCVE-0-2023-36858
GCVE (VulDB): GCVE-100-235941

Entryinfo

Created: 08/02/2023 19:24
Updated: 08/24/2023 13:26
Changes: 08/02/2023 19:24 (49), 08/24/2023 13:26 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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