Apple iOS/iPadOS up to 16.5.1 WebKit Remote Code Execution

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	$5k-$25k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple iOS and iPadOS up to 16.5.1. The affected element is an unknown function of the component WebKit. The manipulation leads to an unknown weakness. This vulnerability is uniquely identified as CVE-2023-38600. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Apple iOS and iPadOS up to 16.5.1 (Smartphone Operating System). This issue affects some unknown functionality of the component WebKit. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 07/24/2023 as HT213841 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2023-38600. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/25/2023). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Processing web content may lead to arbitrary code execution

Upgrading to version 16.6 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.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Smartphone Operating System

Vendor

Apple

Name

Version

License

commercial

Website

Vendor: https://www.apple.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB 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: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Remote Code Execution
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: iOS/iPadOS 16.6

Timelineinfo

07/20/2023 🔍
07/24/2023 +4 days 🔍
07/24/2023 +0 days 🔍
07/25/2023 +1 days 🔍
08/16/2023 +22 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213841
Status: Confirmed

CVE: CVE-2023-38600 (🔍)
GCVE (CVE): GCVE-0-2023-38600
GCVE (VulDB): GCVE-100-235307
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 07/25/2023 11:20
Updated: 08/16/2023 18:59
Changes: 07/25/2023 11:20 (13), 07/25/2023 11:21 (4), 07/25/2023 11:24 (28), 08/16/2023 18:59 (2)
Complete: 🔍
Cache ID: 216::103