Description
An issue in the component ast/parser.go of Open Policy Agent v0.39.0 causes the application to incorrectly interpret every expression, causing a Denial of Service (DoS) via triggering out-of-range memory access.
References (1)
Core 1
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/open-policy-agent/opa/commit/e9d3828db670cbe11129885f37f08cbf04935264
Scores
CVSS v3
7.5
EPSS
0.0043
EPSS Percentile
62.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
Status
published
Products (2)
open-policy-agent/opa
0 - 0.40.0Go
openpolicyagent/open_policy_agent
0.39.0
Published
May 19, 2022
Tracked Since
Feb 18, 2026