Apple watchOS up to 3.2.1 AVEVideoEncoder Application memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple watchOS up to 3.2.1 and classified as critical. This vulnerability affects unknown code of the component AVEVideoEncoder. Such manipulation as part of Application leads to memory corruption. This vulnerability is listed as CVE-2017-6997. The attack must be carried out locally. In addition, an exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple watchOS up to 3.2.1 (Smartwatch Operating System) and classified as critical. Affected by this issue is an unknown code of the component AVEVideoEncoder. The manipulation as part of a Application 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:

An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. tvOS before 10.2.1 is affected. watchOS before 3.2.2 is affected. The issue involves the "AVEVideoEncoder" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.

The bug was discovered 05/17/2017. The weakness was presented 05/22/2017 with Zimperium zLabs (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2017-6997 since 03/17/2017. The attack needs to be approached locally. A simple authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 3.2.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (42555) and SecurityFocus (BID 98571†). See VDB-101294, VDB-101254, VDB-101258 and VDB-101262 for similar entries. 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: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
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: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: watchOS 3.2.2

Timelineinfo

03/17/2017 🔍
05/15/2017 +59 days 🔍
05/17/2017 +2 days 🔍
05/22/2017 +5 days 🔍
05/22/2017 +0 days 🔍
05/22/2017 +0 days 🔍
10/12/2024 +2699 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Researcher: Adam Donenfeld (@doadam)
Organization: Zimperium zLabs
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-6997 (🔍)
GCVE (CVE): GCVE-0-2017-6997
GCVE (VulDB): GCVE-100-101588
SecurityFocus: 98571 - Apple iOS/WatchOS/tvOS Multiple Memory Corruption Vulnerabilities
OSVDB: - CVE-2017-6997 - Apple - Apple Tv - High

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 05/22/2017 17:09
Updated: 10/12/2024 01:49
Changes: 05/22/2017 17:09 (64), 10/01/2020 16:42 (9), 12/25/2020 12:12 (2), 10/12/2024 01:49 (15)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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