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CVE-2022-23487

25
FAUCET Score

CVE-2022-23487 describes a resource exhaustion vulnerability in js-libp2p versions older than v0.38.0, affecting the official JavaScript implementation of the libp2p networking stack. An unauthenticated attacker can trigger the allocation of excessive memory, leading to denial of service as the host operating system terminates the process. This vulnerability has a CVSS score of 7.5 (HIGH), indicating a network attack vector, low attack complexity, and high impact on availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.38.0CPE matchmatch criteria
cpe:2.3:a:protocol:libp2p:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.69%
Probability of exploitation in next 30 days
EPSS Percentile
49.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0069 is in the 25th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

npmpatch availablevia ghsa
Product: libp2pFixed in: 0.38.0
github_advisoryworkaround availablevia nvd_reference
View patch

Vendor Advisories (1)

npmGHSA-f44q-634c-jvwvhigh

libp2p DoS vulnerability from lack of resource management

Dec 7, 2022

References

github.com / libp2p/js-libp2p/security/advisories/GHSA-f44q-634c-jvwv
MitigationThird Party Advisory