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.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2251-1 rails security update
Debian DLA Debian DLA DLA-2282-1 rails security update
Debian DSA Debian DSA DSA-4766-1 rails security update
Github GHSA Github GHSA GHSA-2p68-f74v-9wc6 ActiveSupport potentially unintended unmarshalling of user-provided objects in MemCacheStore and RedisCacheStore
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 09 May 2025 20:45:00 +0000

Type Values Removed Values Added
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: hackerone

Published:

Updated: 2025-05-09T20:03:28.191Z

Reserved: 2020-01-28T00:00:00.000Z

Link: CVE-2020-8165

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-06-19T18:15:11.067

Modified: 2025-05-09T20:15:36.103

Link: CVE-2020-8165

cve-icon Redhat

Severity : Important

Publid Date: 2020-05-18T00:00:00Z

Links: CVE-2020-8165 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses