|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.
A vulnerability classified as critical was found in Foxit PDF Reader (Document Reader Software) (affected version unknown). Affected by this vulnerability is an unknown code of the component U3D File Parser. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was shared 11/24/2022 as ZDI-22-1659. The advisory is shared at zerodayinitiative.com. This vulnerability is known as CVE-2022-43639 since 10/21/2022. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.
Upgrading eliminates this vulnerability.
CVSSv3VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
ExploitingClass: Use after free
CWE: CWE-416 / CWE-119
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
0-Day Time: 🔒
Timeline10/21/2022 CVE reserved
11/24/2022 +34 days Advisory disclosed
11/24/2022 +0 days VulDB entry created
11/24/2022 +0 days VulDB last update
CVE: CVE-2022-43639 (🔒)
EntryCreated: 11/24/2022 09:02 AM
Changes: 11/24/2022 09:02 AM (38)
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