Apple iOS up to 10.2 libarchive access control

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple iOS up to 10.2 and classified as problematic. This affects an unknown part of the component libarchive. The manipulation results in access control. This vulnerability is known as CVE-2017-2390. Attacking locally is a requirement. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apple iOS up to 10.2 (Smartphone Operating System). Affected is an unknown code of the component libarchive. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 03/27/2017. The weakness was published 03/27/2017 by Omer Medan with enSilo as HT207617 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2017-2390 since 12/01/2016. The attack needs to be approached locally. A authentication is needed for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068. The advisory points out:

A validation issue existed in the handling of symlinks. This issue was addressed through improved validation of symlinks.

The vulnerability scanner Nessus provides a plugin with the ID 99134 (macOS 10.12.x < 10.12.4 Multiple Vulnerabilities (httpoxy)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context c. 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 10.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (99134) and SecurityFocus (BID 97137†). Similar entries are available at VDB-93752, VDB-94628, VDB-95275 and VDB-98611. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 99134
Nessus Name: macOS 10.12.x < 10.12.4 Multiple Vulnerabilities (httpoxy)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-HT207615
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: iOS 10.3

Timelineinfo

12/01/2016 🔍
03/27/2017 +116 days 🔍
03/27/2017 +0 days 🔍
03/27/2017 +0 days 🔍
03/27/2017 +0 days 🔍
03/28/2017 +1 days 🔍
03/31/2017 +3 days 🔍
04/01/2017 +1 days 🔍
10/31/2024 +2770 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207617
Researcher: Omer Medan
Organization: enSilo
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2390 (🔍)
GCVE (CVE): GCVE-0-2017-2390
GCVE (VulDB): GCVE-100-98760
SecurityFocus: 97137 - Apple iOS/tvOS/macOS/watchOS Multiple Security Vulnerabilities
OSVDB: - CVE-2017-2390 - Apple - Multiple Products - Symlink Issue
SecurityTracker: 1038138

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

Entryinfo

Created: 03/28/2017 11:42
Updated: 10/31/2024 14:08
Changes: 03/28/2017 11:42 (70), 08/21/2020 20:20 (15), 11/21/2022 08:11 (4), 11/21/2022 08:14 (1), 10/31/2024 14:08 (22)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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