CVE-2022-24845

Description

Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. In affected versions, the return of `<iface>.returns_int128()` is not validated to fall within the bounds of `int128`. This issue can result in a misinterpretation of the integer value and lead to incorrect behavior. As of v0.3.0, `<iface>.returns_int128()` is validated in simple expressions, but not complex expressions. Users are advised to upgrade. There is no known workaround for this issue.

How to fix CVE-2022-24845

To remediate CVE-2022-24845, upgrade the affected package to a fixed version below.

• —upgrade to 0.3.2 or later
• —upgrade to 049dbdc647b2ce838fae7c188e6bb09cf16e470b or later

Is CVE-2022-24845 being exploited?

Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.

Affected packages (2)

• from 0, < 0.3.2
• from 0, < 049dbdc647b2ce838fae7c188e6bb09cf16e470b | from 0, < 0.3.2

CVSS scores

References (5)

• ADVISORYnvd.nist.gov/vuln/detail/CVE-2022-24845
• PATCHgithub.com/vyperlang/vyper
• WEBgithub.com/pypa/advisory-database/tree/main/vulns/vyper/PYSEC-2022-198.yaml
• WEBgithub.com/vyperlang/vyper/commit/049dbdc647b2ce838fae7c188e6bb09cf16e470b