Resource exhaustion in Erlef Oidcc

CVE-2024-31209

oidcc is the OpenID Connect client library for Erlang. Denial of Service (DoS) by Atom exhaustion is possible by calling `oidcc_provider_configuration_worker:get_provider_configuration/1` or `oidcc_provider_configuration_worker:get_jwks/1`. This issue has been patched in version(s)`3.1.2` & `3.2.0-beta.3`.

Vulnerability class: DoS (Denial of Service)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (13.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 13.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-31209: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Erlef Oidcc — versions >= 3.0.0, < 3.0.2, >= 3.1.0, < 3.1.2, >= 3.2.0-beta.1, < 3.2.0-beta.3

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-31209?
CVE-2024-31209 is a medium-severity vulnerability in Erlef Oidcc, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2024-04-04.
How severe is CVE-2024-31209?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2024-31209 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.