Linaro OP-TEE up to 3.3.0 optee_os Round numeric error

EntryHistoryDiffjsonxmlCTI

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	$0-$5k	0.00

A vulnerability was found in Linaro OP-TEE up to 3.3.0. It has been rated as critical. Affected by this issue is an unknown code of the component optee_os. The manipulation with an unknown input leads to a numeric error vulnerability (Round). Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Linaro/OP-TEE OP-TEE 3.3.0 and earlier is affected by: Rounding error. The impact is: Potentially leaking code and/or data from previous Trusted Application. The component is: optee_os. The fixed version is: 3.4.0 and later.

The weakness was shared 07/15/2019. This vulnerability is handled as CVE-2019-1010294 since 03/20/2019. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 3.4.0 eliminates this vulnerability.

The entries 137838, 137837, 137836 and 137835 are related to this item.

Productinfo

Vendor

Linaro

Name

OP-TEE

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

Name: Round
Class: Numeric error / Round
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

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 🔍
10/26/2023 +1563 days 🔍

Sourcesinfo

Advisory: 7e768f8a473409215fe3fff8f6e31f8a3a0103c6
Status: Not defined

CVE: CVE-2019-1010294 (🔍)
See also: 🔍

Entryinfo

Created: 07/16/2019 09:29
Updated: 10/26/2023 12:33
Changes: 07/16/2019 09:29 (39), 07/04/2020 20:09 (17), 10/26/2023 12:33 (6)
Complete: 🔍