CVE-2022-28946
HIGHCVSS 7.5/10EPSS 0.95%
Last modified
CVE-2022-28946 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.95% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Openpolicyagent | Open Policy Agent | 0.39.0 |
References
- https://github.com/open-policy-agent/opa/commit/e9d3828db670cbe11129885f37f08cbf04935264Patch, Third Party Advisory
- https://github.com/open-policy-agent/opa/commit/e9d3828db670cbe11129885f37f08cbf04935264Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-28946?
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.
How severe is CVE-2022-28946?
CVE-2022-28946 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.95% probability of exploitation in the next 30 days.
How do I fix CVE-2022-28946?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2022-28946?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST