VDB-158581 · CVE-2020-9907 · HT211288

Apple iOS/iPadOS up to 13.5.1 AVEVideoEncoder memory corruption

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.
8.0	$5k-$25k	0.00

Summaryinfo

A vulnerability has been found in Apple iOS and iPadOS up to 13.5.1 and classified as critical. Impacted is an unknown function of the component AVEVideoEncoder. This manipulation causes memory corruption. This vulnerability is handled as CVE-2020-9907. It is possible to launch the attack on the local host. Additionally, an exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Apple iOS and iPadOS up to 13.5.1 (Smartphone Operating System). Affected by this vulnerability is an unknown part of the component AVEVideoEncoder. 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 weakness was released 07/15/2020 as HT211288 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2020-9907. An attack has to be approached locally. A single authentication is necessary for exploitation. Technical details are unknown but an exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/29/2025). 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 by removing the vulnerable code.

It is declared as attacked. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 06/27/2022 with a due date of 07/18/2022:

Apply updates per vendor instructions.

Upgrading to version 13.6 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Entries connected to this vulnerability are available at VDB-158577, VDB-158578, VDB-158579 and VDB-158580. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Smartphone Operating System

Vendor

Apple

Name

Version

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS/iPadOS 13.6

Timelineinfo

03/02/2020 🔍
07/15/2020 +135 days 🔍
07/15/2020 +0 days 🔍
07/16/2020 +1 days 🔍
01/29/2025 +1658 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT211288
Status: Confirmed

CVE: CVE-2020-9907 (🔍)
GCVE (CVE): GCVE-0-2020-9907
GCVE (VulDB): GCVE-100-158581
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 07/16/2020 18:14
Updated: 01/29/2025 20:46
Changes: 07/16/2020 18:14 (45), 07/16/2020 18:19 (2), 11/03/2020 09:20 (2), 11/03/2020 09:27 (8), 04/27/2024 09:06 (29), 09/22/2024 23:32 (1), 01/29/2025 20:46 (19)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.