Apple Xcode up to 7.1 otools memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Xcode up to 7.1. It has been classified as problematic. The impacted element is an unknown function of the component otools. This manipulation causes memory corruption. This vulnerability is registered as CVE-2015-7057. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Apple Xcode up to 7.1 (Programming Tool Software) and classified as problematic. Affected by this vulnerability is an unknown code block of the component otools. 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 summary by CVE is:

otools in Apple Xcode before 7.2 allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted mach-o file, a different vulnerability than CVE-2015-7049.

The weakness was published 12/08/2015 by Proteas with Qihoo 360 as HT205642 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2015-7057 since 09/16/2015. Attacking locally is a requirement. The requirement for exploitation is a single authentication. The technical details are unknown and an exploit is not publicly available. The advisory points out:

Multiple memory corruption issues existed in the processing of mach-o files. These issues were addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 87737 (Apple Xcode < 7.2 Multiple Vulnerabilities (Mac OS X)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370197 (Apple Xcode v7.2 Not Installed (APPLE-SA-2015-12-08-6)).

Upgrading to version 7.2 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 Tenable (87737), SecurityFocus (BID 78727†), SecurityTracker (ID 1034340†) and Vulnerability Center (SBV-55177†). Similar entries are available at VDB-79734, VDB-79732 and VDB-79733. Be aware that VulDB is the high quality source for vulnerability data.

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 87737
Nessus Name: Apple Xcode < 7.2 Multiple Vulnerabilities (Mac OS X)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Xcode 7.2

Timelineinfo

09/16/2015 🔍
12/08/2015 +83 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/09/2015 +1 days 🔍
12/09/2015 +0 days 🔍
12/11/2015 +2 days 🔍
12/11/2015 +0 days 🔍
01/05/2016 +25 days 🔍
05/14/2018 +860 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205642
Researcher: Proteas
Organization: Qihoo 360
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-7057 (🔍)
GCVE (CVE): GCVE-0-2015-7057
GCVE (VulDB): GCVE-100-79735
SecurityFocus: 78727 - Apple Xcode APPLE-SA-2015-12-08-6 Multiple Security Vulnerabilities
SecurityTracker: 1034340
Vulnerability Center: 55177 - Apple Xcode <7.2 Remote Code Execution or DoS due to Memory corruption - CVE-2015-7057, High

See also: 🔍

Entryinfo

Created: 12/09/2015 15:21
Updated: 05/14/2018 10:24
Changes: 12/09/2015 15:21 (69), 05/14/2018 10:24 (11)
Complete: 🔍
Cache ID: 216::103

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