CVEvulnerability
CVE-2020-8165
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2020-06-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-502
Description
A deserialization of untrusted data vulnernerability exists in rails < 5.2.4.3, rails < 6.0.3.1 that can allow an attacker to unmarshal user-provided objects in MemCacheStore and RedisCacheStore potentially resulting in an RCE.
Affected configurations
• 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 leap 15.1
• opensuse leap 15.2
Related
Weakness · CWE (1)
- CWE-502 Deserialization of Untrusted Data weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00031.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00034.html Mailing List, Third Party Advisory
- https://groups.google.com/g/rubyonrails-security/c/bv6fW4S0Y1c Mailing List, Patch, Third Party Advisory
- https://hackerone.com/reports/413388 Exploit, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00022.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html Mailing List, Third Party Advisory
- https://weblog.rubyonrails.org/2020/5/18/Rails-5-2-4-3-and-6-0-3-1-have-been-released/ Vendor Advisory
- https://www.debian.org/security/2020/dsa-4766 Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00031.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00034.html Mailing List, Third Party Advisory
- https://groups.google.com/g/rubyonrails-security/c/bv6fW4S0Y1c Mailing List, Patch, Third Party Advisory
- https://hackerone.com/reports/413388 Exploit, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00022.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20250509-0002/ security.netapp.com
- https://weblog.rubyonrails.org/2020/5/18/Rails-5-2-4-3-and-6-0-3-1-have-been-released/ Vendor Advisory
- https://www.debian.org/security/2020/dsa-4766 Third Party Advisory