Apple tvOS up to 10.2.0 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 marked as critical has been reported in Apple tvOS up to 10.2.0. The impacted element is an unknown function of the component AVEVideoEncoder. This manipulation as part of Application causes memory corruption. This vulnerability is handled as CVE-2017-6994. It is possible to launch the attack on the local host. Additionally, an exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple tvOS up to 10.2.0 (Digital Media Player). It has been declared as critical. Affected by this vulnerability is an unknown code of the component AVEVideoEncoder. The manipulation as part of a Application 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:

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 released 05/22/2017 with Zimperium zLabs (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2017-6994 since 03/17/2017. An attack has to be approached locally. A single authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

It is possible to download the exploit 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 10.2.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (42555) and SecurityFocus (BID 98571†). Entries connected to this vulnerability are available at VDB-101294, VDB-101254, VDB-101258 and VDB-101262. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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

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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: 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: tvOS 10.2.1

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 🔍
10/26/2024 +2714 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Researcher: Adam Donenfeld (@doadam)
Organization: Zimperium zLabs
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-6994 (🔍)
GCVE (CVE): GCVE-0-2017-6994
GCVE (VulDB): GCVE-100-101581
SecurityFocus: 98571 - Apple iOS/WatchOS/tvOS Multiple Memory Corruption Vulnerabilities
OSVDB: - CVE-2017-6994 - Apple - Apple Tv - High

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

Entryinfo

Created: 05/22/2017 17:08
Updated: 10/26/2024 08:03
Changes: 05/22/2017 17:08 (62), 10/01/2020 16:13 (11), 12/25/2020 11:42 (2), 10/26/2024 08:03 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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