Apple iOS up to 8.4.1 CFNetwork information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

A vulnerability was found in Apple iOS up to 8.4.1 (Smartphone Operating System). It has been declared as critical. Affected by this vulnerability is an unknown code of the component CFNetwork. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The CFNetwork HTTPProtocol component in Apple iOS before 9 allows remote attackers to bypass the HSTS protection mechanism, and consequently obtain sensitive information, via a crafted URL.

The weakness was disclosed 09/16/2015 by Xiaofeng Zheng (beist) as HT205212 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2015-5858 since 08/06/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK. The advisory points out:

A URL parsing vulnerability existed in HSTS handling. This issue was addressed through improved URL parsing.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 370192 (Apple Mac OS X v10.11 Not Installed (APPLE-SA-2015-09-30-3)).

Upgrading to version 9 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 SecurityFocus (BID 76764†) and Vulnerability Center (SBV-53106†). The entries VDB-9015, VDB-68413, VDB-77828 and VDB-77762 are pretty similar.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 9

Timelineinfo

08/06/2015 🔍
09/16/2015 +41 days 🔍
09/16/2015 +0 days 🔍
09/16/2015 +0 days 🔍
09/18/2015 +2 days 🔍
09/18/2015 +0 days 🔍
09/30/2015 +12 days 🔍
10/01/2015 +1 days 🔍
11/21/2024 +3339 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205212
Researcher: Xiaofeng Zheng (beist)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5858 (🔍)
SecurityFocus: 76764 - Apple iOS APPLE-SA-2015-09-16-1 Multiple Security Vulnerabilities
SecurityTracker: 1033609
Vulnerability Center: 53106 - Apple MacOS X before 10.11 Remote Information Disclosure in CFNetwork - CVE-2015-5858, Medium

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

Entryinfo

Created: 09/18/2015 01:08 PM
Updated: 11/21/2024 11:40 AM
Changes: 09/18/2015 01:08 PM (58), 02/02/2018 08:23 AM (12), 06/15/2022 08:34 PM (3), 11/21/2024 11:40 AM (16)
Complete: 🔍
Cache ID: 18:1BB:40

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