Apple iOS up to 11.2.4 Audio memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.7$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Apple iOS up to 11.2.4 and classified as critical. The affected element is an unknown function of the component Audio. This manipulation causes memory corruption. This vulnerability is handled as CVE-2018-4094. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Apple iOS up to 11.2.4 (Smartphone Operating System). Affected by this vulnerability is an unknown part of the component Audio. 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 bug was discovered 01/23/2018. The weakness was released 01/26/2018 as HT208463 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2018-4094 since 01/02/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/02/2021). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

A memory corruption issue was addressed through improved input validation.

The vulnerability scanner Nessus provides a plugin with the ID 106297 (macOS and Mac OS X Multiple Vulnerabilities (Security Update 2018-001) (Meltdown)), 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 l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370738 (Apple macOS High Sierra 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan Not Installed (Meltdown)).

Upgrading to version 11.2.5 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 Tenable (106297) and SecurityFocus (BID 102057†). Entries connected to this vulnerability are available at VDB-110054, VDB-111325, VDB-112574 and VDB-112575. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 106297
Nessus Name: macOS and Mac OS X Multiple Vulnerabilities (Security Update 2018-001) (Meltdown)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 881448
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-03 (HT208465)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iOS 11.2.5

Timelineinfo

11/29/2017 🔍
01/02/2018 +34 days 🔍
01/23/2018 +21 days 🔍
01/23/2018 +0 days 🔍
01/24/2018 +1 days 🔍
01/26/2018 +2 days 🔍
01/28/2018 +2 days 🔍
04/03/2018 +65 days 🔍
02/02/2021 +1036 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208463
Researcher: Adam Mariš
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4094 (🔍)
GCVE (CVE): GCVE-0-2018-4094
GCVE (VulDB): GCVE-100-112591
SecurityFocus: 102057 - cURL/libcURL CVE-2017-8817 Memory Corruption Vulnerability
SecurityTracker: 1040265

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

Entryinfo

Created: 01/28/2018 18:59
Updated: 02/02/2021 08:59
Changes: 01/28/2018 18:59 (69), 12/30/2019 17:27 (14), 02/02/2021 08:57 (3), 02/02/2021 08:59 (1)
Complete: 🔍
Cache ID: 216:2EB:103

Be aware that VulDB is the high quality source for vulnerability data.

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