Vyper up to 0.2.8/0.3.9 deadlock

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Vyper up to 0.2.8/0.3.9. Affected is an unknown function. The manipulation results in deadlock. This vulnerability was named CVE-2023-42441. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Vyper up to 0.2.8/0.3.9. Affected is an unknown functionality. The manipulation with an unknown input leads to a deadlock vulnerability. CWE is classifying the issue as CWE-833. The product contains multiple threads or executable segments that are waiting for each other to release a necessary lock, resulting in deadlock. This is going to have an impact on availability. CVE summarizes:

Vyper is a Pythonic Smart Contract Language for the Ethereum Virtual Machine (EVM). Starting in version 0.2.9 and prior to version 0.3.10, locks of the type `@nonreentrant("")` or `@nonreentrant('')` do not produce reentrancy checks at runtime. This issue is fixed in version 0.3.10. As a workaround, ensure the lock name is a non-empty string.

The weakness was presented 09/19/2023 as GHSA-3hg2-r75x-g69m. The advisory is available at github.com. This vulnerability is traded as CVE-2023-42441 since 09/08/2023. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

Upgrading to version 0.2.9 or 0.3.10 eliminates this vulnerability. Applying the patch 0b740280c1e3c5528a20d47b29831948ddcc6d83 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Deadlock
CWE: CWE-833 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Vyper 0.2.9/0.3.10
Patch: 0b740280c1e3c5528a20d47b29831948ddcc6d83

Timelineinfo

09/08/2023 🔍
09/19/2023 +11 days 🔍
09/19/2023 +0 days 🔍
10/12/2023 +23 days 🔍

Sourcesinfo

Advisory: GHSA-3hg2-r75x-g69m
Status: Confirmed

CVE: CVE-2023-42441 (🔍)
GCVE (CVE): GCVE-0-2023-42441
GCVE (VulDB): GCVE-100-239898

Entryinfo

Created: 09/19/2023 07:42
Updated: 10/12/2023 19:19
Changes: 09/19/2023 07:42 (50), 10/12/2023 19:19 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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