CVE-2020-27619
CRITICALCVSS 9.8/10EPSS 8.24%
Last modified
CVE-2020-27619 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In Python 3 through 3.9.0, the Lib/test/multibytecodec_support.py CJK codec tests call eval() on content retrieved via HTTP.. EPSS estimates a 8.24% chance of exploitation in the next 30 days.
Description
In Python 3 through 3.9.0, the Lib/test/multibytecodec_support.py CJK codec tests call eval() on content retrieved via HTTP.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Python | Python | >= 3.0.0, < 3.6.13 |
| Python | Python | >= 3.7.0, < 3.7.10 |
| Python | Python | >= 3.8.0, < 3.8.7 |
| Python | Python | >= 3.9.0, < 3.9.1 |
| Fedoraproject | Fedora | 33 |
| Fedoraproject | Fedora | 34 |
| Oracle | Communications Cloud Native Core Network Function Cloud Native Environment | 22.2.0 |
References
- https://bugs.python.org/issue41944Issue Tracking, Patch, Vendor Advisory
- https://github.com/python/cpython/commit/2ef5caa58febc8968e670e39e3d37cf8eef3cab8Patch, Vendor Advisory
- https://github.com/python/cpython/commit/43e523103886af66d6c27cd72431b5d9d14cd2a9Patch, Vendor Advisory
- https://github.com/python/cpython/commit/6c6c256df3636ff6f6136820afaefa5a10a3ac33Patch, Vendor Advisory
- https://github.com/python/cpython/commit/b664a1df4ee71d3760ab937653b10997081b1794Patch, Vendor Advisory
- https://github.com/python/cpython/commit/e912e945f2960029d039d3390ea08835ad39374bPatch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20201123-0004/Third Party Advisory
- https://www.oracle.com/security-alerts/cpujul2022.htmlPatch, Third Party Advisory
- https://bugs.python.org/issue41944Issue Tracking, Patch, Vendor Advisory
- https://github.com/python/cpython/commit/2ef5caa58febc8968e670e39e3d37cf8eef3cab8Patch, Vendor Advisory
- https://github.com/python/cpython/commit/43e523103886af66d6c27cd72431b5d9d14cd2a9Patch, Vendor Advisory
- https://github.com/python/cpython/commit/6c6c256df3636ff6f6136820afaefa5a10a3ac33Patch, Vendor Advisory
- https://github.com/python/cpython/commit/b664a1df4ee71d3760ab937653b10997081b1794Patch, Vendor Advisory
- https://github.com/python/cpython/commit/e912e945f2960029d039d3390ea08835ad39374bPatch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20201123-0004/Third Party Advisory
- https://www.oracle.com/security-alerts/cpujul2022.htmlPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-27619?
In Python 3 through 3.9.0, the Lib/test/multibytecodec_support.py CJK codec tests call eval() on content retrieved via HTTP.
How severe is CVE-2020-27619?
CVE-2020-27619 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 8.24% probability of exploitation in the next 30 days.
How do I fix CVE-2020-27619?
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-2020-27619?
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