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CVE-2024-31209

18
FAUCET Score

CVE-2024-31209 is a Denial of Service (DoS) vulnerability affecting the oidcc OpenID Connect client library for Erlang. It allows for atom exhaustion by calling specific functions, potentially disrupting service. The vulnerability has a CVSS score of 5.3 (Medium) with a high attack complexity and requires high privileges, leading to a high impact on availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
ErlefOidcc
>= 3.0.0, < 3.0.2, >= 3.1.0, < 3.1.2, >= 3.2.0-beta.1, < 3.2.0-beta.3CNA affected

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
0.8
Impact Score
4.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.24%
Probability of exploitation in next 30 days
EPSS Percentile
14.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0024 is in the 67th percentile among its peer group of 418 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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 (3)

erlangpatch availablevia ghsa
Product: oidccFixed in: 3.0.2
erlangpatch availablevia ghsa
Product: oidccFixed in: 3.1.2
erlangpatch availablevia ghsa
Product: oidccFixed in: 3.2.0-beta.3

Vendor Advisories (1)

erlangGHSA-mj35-2rgf-cv8pmedium

OpenID Connect client Atom Exhaustion in provider configuration worker ets table location

Apr 3, 2024

References

github.com / erlef/oidcc/blob/018dbb53dd752cb1e331637d8e0e6a489ba1fae9/src/oidcc_provider_configuration_worker.erl
github.com / erlef/oidcc/commit/2f304d877c7e0613d6fd952d7feacbf40dbc355c
github.com / erlef/oidcc/commit/48171fb62688fb4eec1ead0884aa501e0aa68649
github.com / erlef/oidcc/commit/ac458ed88dc292aad6fa7343f6a53e73c560fb1a
github.com / erlef/oidcc/security/advisories/GHSA-mj35-2rgf-cv8p