A vulnerability has been found in Apple Safari up to 15.5 (Web Browser) and classified as critical. This vulnerability affects an unknown code block of the component WebRTC. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 07/20/2022 by Jan Vojtesek as HT213341 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2022-2294. 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 $0-$5k (estimation calculated on 07/22/2022). The advisory points out:

Processing maliciously crafted web content may lead to arbitrary code execution.

This issue was added on 08/25/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 09/15/2022:

Apply updates per vendor instructions.

Upgrading to version 15.6 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A memory corruption issue was addressed with improved state management.

Productinfo

Type

• Web Browser

Vendor

• Apple

Name

• Safari

Version

• 15.0
• 15.1
• 15.2
• 15.3
• 15.4
• 15.5

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Discussion