Vulnerability · Published Sep 6, 2023 · Assigned by GitHub_M
CVE-2023-40591Denial of service via malicious p2p message in go-ethereum
High 7.5
In plain English
A high-severity uncontrolled resource consumption in go-ethereum from ethereum. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node, can be made to consume unbounded amounts of memory when handling specially crafted p2p messages sent from an attacker node. The fix is included in geth version `1.12.1-stable`, i.e, `1.12.2-unstable` and onwards. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | github.com/ethereum/go-ethereum | 1.12.1-stable | GHSA-ppjg-v974-84cm |
| Go | github.com/ethereum/go-ethereum | 1.12.1 | GO-2023-2046 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ethereum | go-ethereum | < 1.12.1-stable |
Weakness: CWE-400 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- https://github.com/ethereum/go-ethereum/security/advisories/GHSA-ppjg-v974-84cm x_refsource_CONFIRM
- https://geth.ethereum.org/docs/developers/geth-developer/disclosures x_refsource_MISC
- https://github.com/ethereum/go-ethereum/releases/tag/v1.12.1 x_refsource_MISC