CVE-2021-41121

CVSS V2 Medium 6.5 CVSS V3 High 8.8
Description
Vyper is a Pythonic Smart Contract Language for the EVM. In affected versions when performing a function call inside a literal struct, there is a memory corruption issue that occurs because of an incorrect pointer to the the top of the stack. This issue has been resolved in version 0.3.0.
Overview
  • CVE ID
  • CVE-2021-41121
  • Assigner
  • security-advisories@github.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-10-06T18:15:10
  • Last Modified Date
  • 2021-10-15T15:38:55
Weakness Enumerations
CWE URL
CWE-119 http://cwe.mitre.org/data/definitions/119.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:vyper_project:vyper:*:*:*:*:*:*:*:* 1 OR 0.3.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/vyperlang/vyper/security/advisories/GHSA-xv8x-pr4h-73jv Third Party Advisory
https://github.com/vyperlang/vyper/pull/2447 Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-41121
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41121
History
Created Old Value New Value Data Type Notes
2022-05-10 06:51:32 Added to TrackCVE
2022-12-05 11:56:31 2021-10-06T18:15Z 2021-10-06T18:15:10 CVE Published Date updated
2022-12-05 11:56:31 2021-10-15T15:38:55 CVE Modified Date updated
2022-12-05 11:56:31 Analyzed Vulnerability Status updated