Apple iOS up to 11.2 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical has been found in Apple iOS up to 11.2. The impacted element is an unknown function of the component WebKit. The manipulation leads to memory corruption. This vulnerability is documented as CVE-2018-4130. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iOS up to 11.2 (Smartphone Operating System) and classified as critical. This issue affects some unknown processing of the component WebKit. The manipulation with an unknown input 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.

The bug was discovered 03/29/2018. The weakness was released 03/29/2018 by Omair with Zero Day Initiative as HT208693 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2018-4130 since 01/02/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. 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 02/24/2023). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Multiple memory corruption issues were addressed with improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 108805 (macOS : Apple Safari < 11.1 Multiple Vulnerabilities), 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 370850 (Apple iTunes for Windows Prior to 12.7.4 Multiple Vulnerabilities.(HT208694)).

Upgrading to version 11.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (108805). Entries connected to this vulnerability are available at VDB-115299, VDB-115296, VDB-115297 and VDB-115298. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 108805
Nessus Name: macOS : Apple Safari < 11.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53931
OpenVAS Name: Apple iCloud Security Updates(HT208697)-Windows
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 11.3

Timelineinfo

01/02/2018 🔍
03/29/2018 +86 days 🔍
03/29/2018 +0 days 🔍
03/29/2018 +0 days 🔍
03/31/2018 +2 days 🔍
04/03/2018 +3 days 🔍
04/03/2018 +0 days 🔍
02/24/2023 +1788 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208693
Researcher: Omair
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4130 (🔍)
GCVE (CVE): GCVE-0-2018-4130
GCVE (VulDB): GCVE-100-115331
SecurityFocus: 103580
SecurityTracker: 1040604

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

Entryinfo

Created: 03/31/2018 19:30
Updated: 02/24/2023 19:33
Changes: 03/31/2018 19:30 (69), 01/18/2020 20:56 (12), 02/07/2021 06:48 (3), 02/24/2023 19:33 (3)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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