Appl macOS up to 10.14 Application memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Appl macOS up to 10.14. Affected by this issue is some unknown functionality of the component Application Handler. Such manipulation leads to memory corruption. This vulnerability is listed as CVE-2019-8776. The attack must be carried out locally. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Appl macOS up to 10.14 and classified as critical. Affected by this issue is an unknown code block of the component Application Handler. 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 presented 10/28/2020 as HT210634. The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2019-8776. The exploitation is known to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available.

Upgrading to version 10.15 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: macOS 10.15

Timelineinfo

02/18/2019 🔍
10/28/2020 +618 days 🔍
10/28/2020 +0 days 🔍
11/28/2020 +31 days 🔍

Sourcesinfo

Advisory: HT210634
Status: Confirmed

CVE: CVE-2019-8776 (🔍)
GCVE (CVE): GCVE-0-2019-8776
GCVE (VulDB): GCVE-100-163868
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 10/28/2020 12:00
Updated: 11/28/2020 22:00
Changes: 10/28/2020 12:00 (39), 11/28/2020 21:56 (2), 11/28/2020 22:00 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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