Apple iOS up to 10.3.1 AVEVideoEncoder Application memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Apple iOS up to 10.3.1. The impacted element is an unknown function of the component AVEVideoEncoder. Such manipulation as part of Application leads to memory corruption. This vulnerability is referenced as CVE-2017-6996. The attack can only be performed from a local environment. Furthermore, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Apple iOS up to 10.3.1 (Smartphone Operating System) and classified as critical. Affected by this issue is an unknown function 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 published 05/22/2017 with Zimperium zLabs (Website). The advisory is available at support.apple.com. This vulnerability is handled as CVE-2017-6996 since 03/17/2017. Local access is required to approach this attack. The successful exploitation requires a simple authentication. 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 $25k-$100k.

Upgrading to version 10.3.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (42555) and SecurityFocus (BID 98571†). Similar entries are available at VDB-101294, VDB-101254, VDB-101258 and VDB-101262. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

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
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iOS 10.3.2

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 🔍
10/13/2024 +2701 days 🔍

Sourcesinfo

Vendor: apple.com

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

CVE: CVE-2017-6996 (🔍)
GCVE (CVE): GCVE-0-2017-6996
GCVE (VulDB): GCVE-100-101570
SecurityFocus: 98571 - Apple iOS/WatchOS/tvOS Multiple Memory Corruption Vulnerabilities
OSVDB: - CVE-2017-6996 - Apple - Apple Tv - High

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 05/22/2017 17:09
Updated: 10/13/2024 17:06
Changes: 05/22/2017 17:09 (63), 10/01/2020 16:28 (11), 12/25/2020 11:17 (2), 10/13/2024 17:06 (15)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!