Apple Xcode up to 10.2 otool memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Apple Xcode up to 10.2. This affects an unknown part of the component otool. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2019-8739. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Apple Xcode up to 10.2 (Programming Tool Software). Affected by this issue is an unknown code block of the component otool. 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. CVE summarizes:

A memory corruption issue was addressed with improved state management. This issue is fixed in Xcode 11.0. Processing a maliciously crafted file may lead to arbitrary code execution.

The weakness was shared 09/26/2019 by Pan ZhenPeng with Qihoo 360 as HT210609 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2019-8739 since 02/18/2019. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The advisory points out:

A memory corruption issue was addressed with improved state management.

Upgrading to version 11.0 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The entries VDB-142358, VDB-142359, VDB-142360 and VDB-142361 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

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: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Xcode 11.0

Timelineinfo

02/18/2019 🔍
09/19/2019 +213 days 🔍
09/26/2019 +7 days 🔍
09/27/2019 +1 days 🔍
09/09/2020 +348 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210609
Researcher: Pan ZhenPeng
Organization: Qihoo 360
Status: Confirmed

CVE: CVE-2019-8739 (🔍)
GCVE (CVE): GCVE-0-2019-8739
GCVE (VulDB): GCVE-100-142364
See also: 🔍

Entryinfo

Created: 09/27/2019 07:30
Updated: 09/09/2020 20:19
Changes: 09/27/2019 07:30 (64), 09/09/2020 20:19 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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