Apple iOS up to 8.4.1 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$5k-$25k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Apple iOS up to 8.4.1. The affected element is an unknown function of the component WebKit. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2015-5818. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iOS up to 8.4.1 (Smartphone Operating System) and classified as critical. Affected by this issue is an unknown part of the component WebKit. The manipulation with an unknown input 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 09/16/2015 by Guillaume Ross with Apple as HT205212 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2015-5818 since 08/06/2015. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. 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 11/22/2024). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Visiting a maliciously crafted website may lead to arbitrary code execution

The vulnerability scanner Nessus provides a plugin with the ID 86001 (Apple iTunes < 12.3 Multiple Vulnerabilities (credentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124142 (Apple Safari 9.0 Not Installed (APPLE-SA-2015-09-30-2)).

Upgrading to version 9 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

These issues were addressed through improved memory handling.

The vulnerability is also documented in the databases at Tenable (86001) and SecurityFocus (BID 76766†). The entries VDB-9015, VDB-68413, VDB-77185 and VDB-77828 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86001
Nessus Name: Apple iTunes < 12.3 Multiple Vulnerabilities (credentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802962
OpenVAS Name: Apple iTunes Multiple Vulnerabilities Sep15 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 9

Timelineinfo

08/06/2015 🔍
09/16/2015 +41 days 🔍
09/16/2015 +0 days 🔍
09/16/2015 +0 days 🔍
09/18/2015 +2 days 🔍
09/18/2015 +0 days 🔍
11/22/2024 +3353 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205212
Researcher: Guillaume Ross
Organization: Apple
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5818 (🔍)
GCVE (CVE): GCVE-0-2015-5818
GCVE (VulDB): GCVE-100-77864
SecurityFocus: 76766 - WebKit APPLE-SA-2015-09-16-1 Multiple Security Vulnerabilities
SecurityTracker: 1033609

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 09/18/2015 13:09
Updated: 11/22/2024 20:01
Changes: 09/18/2015 13:09 (60), 12/25/2017 12:37 (12), 06/16/2022 17:06 (4), 06/16/2022 17:13 (1), 11/22/2024 20:01 (16)
Complete: 🔍
Cache ID: 216:E2C:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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