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CVE

CVE-2021-20253

A flaw was found in ansible-tower. The default installation is vulnerable to Job Isolation escape allowing an attacker t

A flaw was found in ansible-tower. The default installation is vulnerable to Job Isolation escape allowing an attacker to elevate the privilege from a low privileged user to the awx user from outside the isolated environment. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

MEDIUM · CVSS 6.7 EPSS 0.00278
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-552Files or Directories Accessible to External Parties
▤

Affected Products & Versions

3
redhat ansible tower< 3.6.7
redhat ansible tower>= 3.7.0 and < 3.7.5
redhat ansible tower>= 3.8.0 and < 3.8.2
▣

Scoring & Timeline

6.7
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Mar 2021 · 06:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

3
rhsaRHSA-2021:0778Important
rhsaRHSA-2021:0779Important
rhsaRHSA-2021:0780Important
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=1928847Issue TrackingVendor Advisory
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