CVE-2018-16476

moderate-risk
Published 2018-11-30

A Broken Access Control vulnerability in Active Job versions >= 4.2.0 allows an attacker to craft user input which can cause Active Job to deserialize it using GlobalId and give them access to information that they should not have. This vulnerability has been fixed in versions 4.2.11, 5.0.7.1, 5.1.6.1, and 5.2.1.1.

Do I need to act?

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0.79% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Redhat Rubyonrails

References (6)

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0600
Exploit https://groups.google.com/d/msg/rubyonrails-security/FL4dSdzr2zw/zjKVhF4qBAAJ
Vendor Advisory https://weblog.rubyonrails.org/2018/11/27/Rails-4-2-5-0-5-1-5-2-have-been-releas...
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0600
Exploit https://groups.google.com/d/msg/rubyonrails-security/FL4dSdzr2zw/zjKVhF4qBAAJ
Vendor Advisory https://weblog.rubyonrails.org/2018/11/27/Rails-4-2-5-0-5-1-5-2-have-been-releas...
36
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 3/34 · Minimal
Exposure 7/34 · Low