VDB-137836 · CVE-2019-1010296 · GCVE-0-2019-1010296

Linaro OP-TEE up to 3.3.0 optee_os 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.
8.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Linaro OP-TEE up to 3.3.0. It has been declared as critical. The affected element is an unknown function of the component optee_os. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2019-1010296. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Linaro OP-TEE up to 3.3.0. This vulnerability affects some unknown processing of the component optee_os. 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. CVE summarizes:

Linaro/OP-TEE OP-TEE 3.3.0 and earlier is affected by: Buffer Overflow. The impact is: Code execution in context of TEE core (kernel). The component is: optee_os. The fixed version is: 3.4.0 and later.

The weakness was released 07/15/2019. This vulnerability was named CVE-2019-1010296 since 03/20/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 3.4.0 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-137838, VDB-137837, VDB-137835 and VDB-137834. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Linaro

Name

OP-TEE

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

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

NVD Base Score: 9.8
NVD 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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

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: 🔍

0-Day Time: 🔍

Upgrade: OP-TEE 3.4.0
Patch: github.com

Timelineinfo

03/20/2019 🔍
07/15/2019 +117 days 🔍
07/16/2019 +1 days 🔍
06/05/2026 +2516 days 🔍

Sourcesinfo

Advisory: b60e1cee406a1ff521145ab9534370dfb85dd592
Status: Confirmed

CVE: CVE-2019-1010296 (🔍)
GCVE (CVE): GCVE-0-2019-1010296
GCVE (VulDB): GCVE-100-137836
See also: 🔍

Entryinfo

Created: 07/16/2019 09:31
Updated: 06/05/2026 22:31
Changes: 07/16/2019 09:31 (38), 07/04/2020 20:22 (17), 10/26/2023 12:49 (6), 06/05/2026 22:31 (17)
Complete: 🔍
Cache ID: 216::103