Resource exhaustion in Libp2p Go-libp2p
CVE-2023-39533
go-libp2p is the Go implementation of the libp2p Networking Stack. Prior to versions 0.27.8, 0.28.2, and 0.29.1 malicious peer can use large RSA keys to run a resource exhaustion attack & force a node to spend time doing signature verifica…
EPSS: 0.011 (61.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Libp2p Go-libp2p — versions 0.29.0, = 0.29.0, < 0.27.8
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- security-advisories@github.com (x_refsource_MISC, Issue Tracking, Not Applicable, Vendor Advisory)
- security-advisories@github.com (Exploit, Patch, x_refsource_MISC, Vendor Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC, Not Applicable)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-39533?
- CVE-2023-39533 is a high-severity vulnerability in Libp2p Go-libp2p, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-08-08.
- How severe is CVE-2023-39533?
- High severity. CVSS v3 base score is 7.5 out of 10.