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CVE-2023-6681

18
FAUCET Score

CVE-2023-6681 is a denial-of-service (DoS) vulnerability in JWCrypto, affecting products from fedoraproject, latchset, and redhat. This flaw allows an unauthenticated attacker to trigger resource-intensive operations, potentially enabling password brute-force or dictionary attacks and causing computational exhaustion. Rated Medium severity with a CVSS score of 5.3, it has a low attack complexity and requires no user interaction. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.5.1CPE matchmatch criteria
cpe:2.3:a:latchset:jwcrypto:*:*:*:*:*:*:*:*
38CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
39CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.88%
Probability of exploitation in next 30 days
EPSS Percentile
55.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0088 is in the 35th percentile among its peer group of 23,705 CVEs.

Social Chatter

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

Media Mentions

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

Remediation

Patch Available

Vendor Patches (4)

pippatch availablevia ghsa
Product: jwcryptoFixed in: 1.5.1
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: idm:client-8100020240417004735.143e9e98
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: idm:DL1-8100020240416171943.823393f5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: python-jwcrypto-0:1.5.6-2.el9
View patch

Vendor Advisories (2)

pipGHSA-cw2r-4p82-qv79medium

DoS with algorithms that use PBKDF2 due to unbounded PBES2 Count value

Dec 28, 2023
redhatCVE-2023-6681Moderate

JWCrypto: denail of service Via specifically crafted JWE

Dec 28, 2023

References

access.redhat.com / errata/RHSA-2024:3267
Third Party Advisory
access.redhat.com / errata/RHSA-2024:9281
access.redhat.com / security/cve/CVE-2023-6681
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory