Vulnerability DatabaseCVE-2024-24564
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CVE-2024-24564
February 26, 2024
Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. When using the built-in "extract32(b, start)", if the "start" index provided has for side effect to update "b", the byte array to extract "32" bytes from, it could be that some dirty memory is read and returned by "extract32". This vulnerability is fixed in 0.4.0.
Affected Packages
vyper (PYTHON):
Affected version(s) >=0.1.0b1 <0.4.0
Fix Suggestion:
Update to version 0.4.0
Related Resources (7)
https://github.com/vyperlang/vyper/commit/3d9c537142fb99b2672f21e2057f5f202cde194f
https://github.com/pypa/advisory-database/tree/main/vulns/vyper/PYSEC-2024-205.yaml
https://github.com/vyperlang/vyper/blob/10564dcc37756f3d3684b7a91fd8f4325a38c4d8/vyper/builtins/functions.py#L916-L918
https://github.com/vyperlang/vyper
https://github.com/vyperlang/vyper/security/advisories/GHSA-4hwq-4cpm-8vmx
https://github.com/vyperlang/vyper/blob/10564dcc37756f3d3684b7a91fd8f4325a38c4d8/vyper/builtins/functions.py#L920-L922
https://nvd.nist.gov/vuln/detail/CVE-2024-24564
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CVSS v4
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Out-of-bounds Read
CWE-125
EPSS
Base Score:
0.47