Apple tvOS up to 12.2.1 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Apple tvOS up to 12.2.1. This impacts an unknown function of the component WebKit. The manipulation results in memory corruption. This vulnerability is identified as CVE-2019-6237. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Apple tvOS up to 12.2.1 (Digital Media Player). Affected is an unknown function of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 05/13/2019. The weakness was released 05/13/2019 by G. Geshev with Qihoo 360 Vulcan Team as HT210120 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2019-6237 since 01/11/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The advisory points out:

Multiple memory corruption issues were addressed with improved memory handling.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 371712 (Apple macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra Not Installed (APPLE-SA-2019-3-25-2)).

Upgrading to version 12.3 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 SecurityFocus (BID 104423†). Entries connected to this vulnerability are available at VDB-119252, VDB-132233, VDB-132234 and VDB-132235. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 8.8
NVD Vector: 🔍

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: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: tvOS 12.3

Timelineinfo

06/07/2018 🔍
01/11/2019 +218 days 🔍
05/13/2019 +122 days 🔍
05/13/2019 +0 days 🔍
05/13/2019 +0 days 🔍
05/15/2019 +2 days 🔍
09/19/2023 +1588 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210120
Researcher: G. Geshev
Organization: Qihoo 360 Vulcan Team
Status: Confirmed

CVE: CVE-2019-6237 (🔍)
GCVE (CVE): GCVE-0-2019-6237
GCVE (VulDB): GCVE-100-134946
SecurityFocus: 104423 - Perl CVE-2018-12015 Directory Traversal Vulnerability

See also: 🔍

Entryinfo

Created: 05/15/2019 09:26
Updated: 09/19/2023 08:34
Changes: 05/15/2019 09:26 (66), 06/11/2020 16:04 (5), 09/19/2023 08:34 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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