Apple Safari up to 9.0 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Apple Safari up to 9.0. Affected is an unknown function of the component WebKit. Such manipulation leads to memory corruption. This vulnerability is documented as CVE-2015-5931. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple Safari up to 9.0 (Web Browser) and classified as critical. Affected by this issue is some unknown functionality 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 released 10/21/2015 as HT205377 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2015-5931 since 08/06/2015. The exploitation is known to be difficult. 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 advisory points out:

Multiple memory corruption issues existed in WebKit. These issues were addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 86602 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124198 (Apple iTunes Prior to 12.3.1 Multiple Vulnerabilities (APPLE-SA-2015-10-21-5)).

Upgrading to version 9.0.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (107499), Tenable (86602), SecurityFocus (BID 77264†) and Vulnerability Center (SBV-53792†). Entries connected to this vulnerability are available at VDB-78730, VDB-78731, VDB-78732 and VDB-78764. Once again VulDB remains the best source for vulnerability data.

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: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86602
Nessus File: 🔍
Nessus Risk: 🔍

OpenVAS ID: 802824
OpenVAS Name: Apple iTunes Multiple Vulnerabilities Nov15 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Safari 9.0.1

Timelineinfo

08/06/2015 🔍
10/21/2015 +76 days 🔍
10/21/2015 +0 days 🔍
10/21/2015 +0 days 🔍
10/22/2015 +1 days 🔍
10/22/2015 +0 days 🔍
10/23/2015 +1 days 🔍
06/24/2022 +2436 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205377
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5931 (🔍)
GCVE (CVE): GCVE-0-2015-5931
GCVE (VulDB): GCVE-100-78836
X-Force: 107499 - Apple Safari WebKit code execution
SecurityFocus: 77264
SecurityTracker: 1033939
Vulnerability Center: 53792 - Apple iTunes before 12.3.1 Remote Code Execution or DoS due to Memory Corruption in WebKit - CVE-2015-5931, Medium

See also: 🔍

Entryinfo

Created: 10/22/2015 12:04
Updated: 06/24/2022 18:58
Changes: 10/22/2015 12:04 (65), 02/21/2018 08:21 (8), 06/24/2022 18:50 (4), 06/24/2022 18:58 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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