CVE-2020-8164
HIGHCVSS 7.5/10EPSS 4.20%
Last modified
CVE-2020-8164 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A deserialization of untrusted data vulnerability exists in rails < 5.2.4.3, rails < 6.0.3.1 which can allow an attacker to supply information can be inadvertently leaked fromStrong Parameters.. EPSS estimates a 4.20% chance of exploitation in the next 30 days.
Description
A deserialization of untrusted data vulnerability exists in rails < 5.2.4.3, rails < 6.0.3.1 which can allow an attacker to supply information can be inadvertently leaked fromStrong Parameters.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Rubyonrails | Rails | < 5.2.4.3 | — |
| Rubyonrails | Rails | >= 6.0.0, < 6.0.3.1 | — |
| Debian | Debian Linux | 8.0 | — |
| Debian | Debian Linux | 9.0 | — |
| Debian | Debian Linux | 10.0 | — |
| Opensuse | Backports Sle | 15.0 | Sp1 |
| Opensuse | Leap | 15.1 | — |
| Opensuse | Leap | 15.2 | — |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00089.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00093.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00107.htmlMailing List, Third Party Advisory
- https://groups.google.com/g/rubyonrails-security/c/f6ioe4sdpbYPatch, Third Party Advisory
- https://hackerone.com/reports/292797Exploit, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00022.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00013.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2020/dsa-4766Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00089.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00093.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00107.htmlMailing List, Third Party Advisory
- https://groups.google.com/g/rubyonrails-security/c/f6ioe4sdpbYPatch, Third Party Advisory
- https://hackerone.com/reports/292797Exploit, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00022.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00013.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2020/dsa-4766Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-8164?
A deserialization of untrusted data vulnerability exists in rails < 5.2.4.3, rails < 6.0.3.1 which can allow an attacker to supply information can be inadvertently leaked fromStrong Parameters.
How severe is CVE-2020-8164?
CVE-2020-8164 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 4.20% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8164?
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-2020-8164?
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Scan your code nowSource: NVD / NIST