Apple iOS up to 9.0 ImageIO Image Metadata memory corruption

Summaryinfo

A vulnerability classified as critical has been found in Apple iOS up to 9.0. Affected by this vulnerability is an unknown functionality of the component ImageIO. The manipulation as part of Image Metadata leads to memory corruption. This vulnerability is traded as CVE-2015-5935. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iOS up to 9.0 (Smartphone Operating System). It has been rated as critical. This issue affects some unknown processing of the component ImageIO. The manipulation as part of a Image Metadata leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was shared 10/21/2015 with Apple as HT205370 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2015-5935 since 08/06/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/19/2024). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Multiple memory corruption issues existed in the parsing of image metadata. These issues was addressed through improved metadata validation.

The vulnerability scanner Nessus provides a plugin with the ID 86654 (Mac OS X < 10.11.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124182 (Apple Mac OS X Security Update 2015-007 Not Installed (APPLE-SA-2015-10-21-4)).

Upgrading to version 9.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (86654). The entries VDB-77709, VDB-78724, VDB-78725 and VDB-78727 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Smartphone Operating System

Vendor

• Apple

Name

• iOS

Version

• 9.0

License

• commercial

Website

• Vendor: https://www.apple.com/

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

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

Discussion