VDB-167137 · CVE-2020-35905 · RUSTSEC-2020-0059

futures-util Crate up to 0.3.6 on Rust MutexGuard::map race condition

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.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in futures-util Crate up to 0.3.6 on Rust. It has been classified as problematic. This vulnerability affects the function MutexGuard::map. This manipulation causes race condition. This vulnerability is tracked as CVE-2020-35905. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in futures-util Crate up to 0.3.6 on Rust (Rust Package). It has been declared as problematic. Affected by this vulnerability is the function MutexGuard::map. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. The impact remains unknown.

The weakness was disclosed 12/31/2020 as RUSTSEC-2020-0059. The advisory is shared at rustsec.org. This vulnerability is known as CVE-2020-35905. Technical details are known, but no exploit is available.

Upgrading to version 0.3.7 eliminates this vulnerability.

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Productinfo

Type

Rust Package

Name

futures-util Crate

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: futures-util Crate 0.3.7

Timelineinfo

12/31/2020 🔍
12/31/2020 +0 days 🔍
12/31/2020 +0 days 🔍

Sourcesinfo

Advisory: RUSTSEC-2020-0059
Status: Confirmed

CVE: CVE-2020-35905 (🔍)
GCVE (CVE): GCVE-0-2020-35905
GCVE (VulDB): GCVE-100-167137

Entryinfo

Created: 12/31/2020 15:10
Changes: 12/31/2020 15:10 (39)
Complete: 🔍
Cache ID: 216::103