CVE-2020-8165
- Source
- https://cve.org/CVERecord?id=CVE-2020-8165
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8165.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2020-8165
- Aliases
- Downstream
- Related
- Published
- 2020-06-19T18:15:11.067Z
- Modified
- 2026-03-15T22:36:36.726564Z
- Severity
-
- 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00031.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00034.html
- https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html
- https://weblog.rubyonrails.org/2020/5/18/Rails-5-2-4-3-and-6-0-3-1-have-been-released/
- https://www.debian.org/security/2020/dsa-4766
- https://security.netapp.com/advisory/ntap-20250509-0002/
- https://groups.google.com/g/rubyonrails-security/c/bv6fW4S0Y1c
- https://hackerone.com/reports/413388
Affected packages
Git / github.com/rails/rails
Affected ranges
- Type
- GIT
- Repo
- https://github.com/rails/rails
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixedIntroducedFixedIntroduced0 Unknown introduced commit / All previous commits are affectedLast affected
- Database specific
{ "versions": [ { "introduced": "0" }, { "fixed": "5.2.4.3" }, { "introduced": "6.0.0" }, { "fixed": "6.0.3.1" }, { "introduced": "0" }, { "last_affected": "8.0" } ] }
Database specific
unresolved_ranges
[
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "9.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "10.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "15.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "15.2"
}
]
}
]
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8165.json"