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CVE-2023-27584

61
FAUCET Score

CVE-2023-27584 is a critical authentication bypass vulnerability affecting Dragonfly, an open-source P2P file distribution system. The flaw stems from a hardcoded JWT secret key, allowing an unauthenticated attacker to assume administrative privileges. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with low complexity, leading to complete compromise of confidentiality, integrity, and availability. While not currently in the KEV catalog, exploit intelligence indicates the availability of Nuclei templates, and community discussion is notably high, suggesting active interest in exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.0.9CPE matchmatch criteria
cpe:2.3:a:linuxfoundation:dragonfly:*:*:*:*:*:go:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
33.62%
Probability of exploitation in next 30 days
EPSS Percentile
98.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
Nuclei: CVE-2023-27584 · Sep 25, 2024
This CVE's current EPSS score of 0.3362 is in the 95th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

gopatch availablevia ghsa
Product: d7y.io/dragonfly/v2Fixed in: 2.1.0-beta.1
gopatch availablevia ghsa
Product: d7y.io/dragonfly/v2Fixed in: 2.0.9-rc.2
github_advisoryvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

goGHSA-hpc8-7wpm-889wcritical

Dragonfly2 has hard coded cyptographic key

Sep 19, 2024

References

github.com / dragonflyoss/Dragonfly2/releases/tag/v2.0.9
Release Notes
github.com / dragonflyoss/Dragonfly2/security/advisories/GHSA-hpc8-7wpm-889w
ExploitVendor Advisory