CVE-2024-32985: Stellar-core's Overlay - security fix for DDoS mitigation

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-14 · updated 2026-06-17
Weakness: CWE-362

Description

Stellar-core is a reference implementation for the peer-to-peer agent that manages the Stellar network. Prior to 20.4.0, core nodes could be randomly crashed due to a race condition with a 3rd party library. The likelihood of affecting the network is low since crashed nodes come back up online right away. Code fix mitigation is part of Stellar-core v20.4.0 release

Affected products

stellar-core: before 20.4.0

References

https://github.com/stellar/stellar-core/security/advisories/GHSA-mgx8-frjx-x33m
https://github.com/stellar/stellar-core/security/advisories/GHSA-mgx8-frjx-x33m

Get alerted when CVE-2024-32985 or the next vulnerability affects your stack