|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, which was classified as critical, was found in Apple iOS and iPadOS up to 16.2 (Smartphone Operating System). Affected is an unknown code of the component WebKit. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was released 01/23/2023 by ChengGang Wu, Yan Kang, YuHao Hu, Yue Sun, Jiming Wang, JiKai Ren and Hang Shu as HT213606 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2023-23496. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 01/24/2023). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:
Processing maliciously crafted web content may lead to arbitrary code execution
Upgrading to version 16.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:
The issue was addressed with improved checks.
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: Remote Code Execution
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒
Upgrade: iOS/iPadOS 16.3
Timeline01/23/2023 Advisory disclosed
01/23/2023 +0 days Countermeasure disclosed
01/24/2023 +1 days VulDB entry created
01/24/2023 +0 days VulDB last update
Researcher: ChengGang Wu/Yan Kang/YuHao Hu/Yue Sun/Jiming Wang/JiKai Ren/Hang Shu
CVE: CVE-2023-23496 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20150917
EntryCreated: 01/24/2023 11:01 AM
Updated: 01/24/2023 11:04 AM
Changes: 01/24/2023 11:01 AM (18), 01/24/2023 11:04 AM (28)
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