Apple tvOS up to 10.1 Kernel memory corruption

CVSS Meta Temp Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Apple tvOS up to 10.1. This impacts an unknown function of the component Kernel. This manipulation causes memory corruption. This vulnerability appears as CVE-2017-2490. The attack requires local access. In addition, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Apple tvOS up to 10.1 (Digital Media Player). Affected by this vulnerability is an unknown functionality of the component Kernel. The manipulation with an unknown input 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 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves the "Kernel" 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 03/31/2017. The weakness was presented 04/02/2017 by Ian Beer with Google Security Research (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2017-2490 since 12/01/2016. Attacking locally is a requirement. The successful exploitation needs a single authentication. Technical details are unknown but a public exploit is available.

After 2 days, there has been an exploit disclosed. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 99264 (Apple TV < 10.2 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370348 (Apple Mac OS X Security Update Sierra 10.12.4, El Capitan 2017-001 and Yosemite 2017-001 Not Installed (APPLE-SA-2017-03-27-3)).

Upgrading to version 10.2 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (41804), Tenable (99264) and SecurityFocus (BID 97301†). See VDB-98613, VDB-98614, VDB-98618 and VDB-98619 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.8
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 99264
Nessus Name: Apple TV < 10.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: tvOS 10.2

Timelineinfo

12/01/2016 🔍
03/27/2017 +116 days 🔍
03/31/2017 +4 days 🔍
04/01/2017 +1 days 🔍
04/01/2017 +0 days 🔍
04/02/2017 +1 days 🔍
04/02/2017 +0 days 🔍
04/04/2017 +2 days 🔍
04/04/2017 +0 days 🔍
04/10/2017 +6 days 🔍
11/02/2024 +2763 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Researcher: Ian Beer
Organization: Google Security Research
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2490 (🔍)
GCVE (CVE): GCVE-0-2017-2490
GCVE (VulDB): GCVE-100-99163
SecurityFocus: 97301 - Apple iOS/macOS/WatchOS/tvOS CVE-2017-2490 Memory Corruption Vulnerability
OSVDB: - CVE-2017-2490 - Apple - Multiple Products - Memory Corruption Issue

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

Entryinfo

Created: 04/02/2017 13:38
Updated: 11/02/2024 12:33
Changes: 04/02/2017 13:38 (71), 08/27/2020 16:37 (12), 11/02/2024 12:33 (18)
Complete: 🔍
Cache ID: 216::103

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