What is CVE-2024-22419?

CVE-2024-22419 is a high-severity vulnerability in Vyperlang Vyper, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.3/10. Published 2024-01-18.

How severe is CVE-2024-22419?

High severity. CVSS v3 base score is 7.3 out of 10.

Buffer overflow in Vyperlang Vyper

CVE-2024-22419

Vyper is a Pythonic Smart Contract Language for the Ethereum Virtual Machine. The `concat` built-in can write over the bounds of the memory buffer that was allocated for it and thus overwrite existing valid data. The root cause is that the…

Vulnerability class: Buffer Overflow

EPSS: 0.005 (67.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Vyperlang Vyper — versions < 0.4.0

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

https://github.com/vyperlang/vyper/security/advisories/GHSA-2q8v-3gqq-4f8p (x_refsource_CONFIRM)
https://github.com/vyperlang/vyper/issues/3737 (x_refsource_MISC)
https://github.com/vyperlang/vyper/commit/55e18f6d128b2da8986adbbcccf1cd59a4b9ad6f (x_refsource_MISC)

Frequently asked questions

What is CVE-2024-22419?: CVE-2024-22419 is a high-severity vulnerability in Vyperlang Vyper, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.3/10. Published 2024-01-18.
How severe is CVE-2024-22419?: High severity. CVSS v3 base score is 7.3 out of 10.