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Fencer Vulns
medium 6.1

CVE-2024-8260 json

OPA SMB Force-Authentication

published 2024-08-30 2 y ago modified 2026-09-10 1 mo ago also EUVD-2024-2556 , GHSA-c77r-fh37-x2px , GO-2024-3141

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

A SMB force-authentication vulnerability exists in all versions of OPA for Windows prior to v0.68.0. The vulnerability exists because of improper input validation, allowing a user to pass an arbitrary SMB share instead of a Rego file as an argument to OPA CLI or to one of the OPA Go library’s functions.

Patch / fix

  • go github.com/open-policy-agent/opa 0.68.0
  • Styra OPA v0.68.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-8260 updated cvss 6.1

opa: OPA SMB Force-Authentication

  • Red Hat Connectivity Link 1 rhcl-1/authorino-rhel9 Red Hat OpenShift distributed tracing 3 rhosdt/tempo-gateway-opa-rhel9
    affected: workaround, no fix available
  • Red Hat OpenShift distributed tracing 3.4 rhosdt
    fixed: vendor fix RHSA-2024:10948
  • Red Hat Logging Subsystem for Red Hat OpenShift openshift-logging/opa-openshift-rhel8, openshift-logging/lokistack-gateway-rhel8 Red Hat Migration Toolkit for Virtualization migration-toolkit-virtualization/mtv-validation-rhel9 Red Hat OpenShift distributed tracing 3.4 rhosdt
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L
GitHub 3.1 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L
NVD 3.1 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
go github.com/open-policy-agent/opa
<0.68.0
0.68.0

Affected products

  • Styra OPA

Classification

Weakness
  • CWE-294 Authentication Bypass by Capture-replay

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.