CVE-2022-23327 Denial of Service in Go-Ethereum

What is CVE-2022-23327?

CVE-2022-23327 is a high-severity denial of service vulnerability in n/a, published on 4 Mar 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A design flaw in Go-Ethereum 1.10.12 and older versions allows an attacker node to send 5120 future transactions with a high gas price in one message, which can purge all of pending transactions in a victim node's memory pool, causing a denial of service (DoS).

Which versions are affected by CVE-2022-23327?

2 open source packages ship an affected version, including github.com/ethereum/go-ethereum. It affects 1 product.

Products include Ethereum Go Ethereum.

How do I fix CVE-2022-23327?

No fix has been published for CVE-2022-23327 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-23327 being exploited?

There is no known exploitation of CVE-2022-23327 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2026-26314 Go Ethereum affected by DoS via malicious p2p message High 8.7
• CVE-2023-42319 go-ethereum vulnerable to denial of service via crafted GraphQL query High 7.5
• CVE-2023-40591 Denial of service via malicious p2p message in go-ethereum High 7.5
• CVE-2021-42219 Denial of service in go-ethereum High 7.5
• CVE-2022-23328 Denial of Service in Go-Ethereum High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-pvx3-gm3c-gmpr.