Apple iOS/iPadOS up to 13.4.1 WebKit type confusion

EntryeditHistoryDiffjsonxmlCTI
CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2$5k-$25k0.00

A vulnerability was found in Apple iOS and iPadOS up to 13.4.1 (Smartphone Operating System). It has been classified as critical. Affected is an unknown function of the component WebKit. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-843. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 05/20/2020 by Brendan Draper with Zero Day Initiative as HT211168 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2020-9800 since 03/02/2020. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 10/20/2020). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

A type confusion issue was addressed with improved memory handling.

Upgrading to version 13.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

See 155703, 155736, 155738 and 155739 for similar entries.

Productinfoedit

Type

Vendor

Name

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

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

NVD Base Score: 8.8
NVD Vector: 🔒

CVSSv2infoedit

AVACAuCIA
🔍🔍🔍🔍🔍🔍
🔍🔍🔍🔍🔍🔍
🔍🔍🔍🔍🔍🔍
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

NVD Base Score: 🔒

Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-843
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒

Upgrade: iOS/iPadOS 13.5

Timelineinfoedit

03/02/2020 CVE assigned
05/20/2020 +79 days Advisory disclosed
05/20/2020 +0 days Countermeasure disclosed
05/29/2020 +9 days VulDB entry created
10/20/2020 +144 days VulDB last update

Sourcesinfoedit

Vendor: https://www.apple.com/

Advisory: HT211168
Researcher: Brendan Draper
Organization: Zero Day Initiative
Status: Confirmed

CVE: CVE-2020-9800 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔒

Entryinfoedit

Created: 05/30/2020 12:56 AM
Updated: 10/20/2020 10:34 AM
Changes: (2) source_cve_assigned source_cve_nvd_summary
Complete: 🔍

Comments

No comments yet. Please log in to comment.

Want to stay up to date on a daily basis?

Enable the mail alert feature now!