9.8

CVE-2020-8165

Exploit

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.

Data is provided by the National Vulnerability Database (NVD)
RubyonrailsRails Version < 5.2.4.3
RubyonrailsRails Version >= 6.0.0 < 6.0.3.1
DebianDebian Linux Version8.0
DebianDebian Linux Version9.0
DebianDebian Linux Version10.0
OpensuseLeap Version15.1
OpensuseLeap Version15.2
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 90.13% 0.996
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
CWE-502 Deserialization of Untrusted Data

The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.