PT-2022-21680 · Unknown · Open Policy Agent

Published 2022-06-30 · Updated 2022-07-12 · CVE-2022-33082

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Open Policy Agent version 0.10.2

Description The issue in the AST parser of Open Policy Agent allows attackers to cause a Denial of Service (DoS) via a crafted input. This can lead to a disruption in service, making the system unavailable to users.

Recommendations For Open Policy Agent version 0.10.2, consider restricting the input to the AST parser to prevent crafted inputs from causing a Denial of Service. As a temporary workaround, consider implementing input validation to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Weakness Enumeration

CWE-703

Related Identifiers

CVE-2022-33082

GHSA-2M4X-4Q9J-W97G

GO-2022-0574

Affected Products

Open Policy Agent

References · 12

• 🔥 https://github.com/open-policy-agent/opa/blob/598176de326025451025225aca53e85708d5f1db/ast/compile.go#L1224 · Exploit
• https://osv.dev/vulnerability/GO-2022-0574 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-2m4x-4q9j-w97g · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-33082 · Security Note
• https://osv.dev/vulnerability/CVE-2022-33082 · Vendor Advisory
• https://github.com/open-policy-agent/opa · Note
• https://github.com/open-policy-agent/opa/issues/4761 · Note
• https://github.com/open-policy-agent/opa/commit/064f6168a8dfebdeb2ea147f7882bb9f5d2b7f67 · Note
• https://github.com/open-policy-agent/opa/pull/4701 · Note
• https://github.com/open-policy-agent/opa/issues/4762 · Note
• https://pkg.go.dev/vuln/GO-2022-0574 · Note
• https://t.me/cibsecurity/45461 · Telegram Post