CVE-2018-16398 : In Twistlock AuthZ Broker 0.1, regular expressions are mishandled, as demonstrat

In Twistlock AuthZ Broker 0.1, regular expressions are mishandled, as demonstrated by containers/aa/pause?aaa=\/start to bypass a policy in which "docker start" is allowed but "docker pause" is not allowed.

Published 2018-09-03 19:29:00

Updated 2019-10-03 00:03:26

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2018-16398

Twistlock » Authz Broker » Version: 0.1
cpe:2.3:a:twistlock:authz_broker:0.1:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2018-16398

EPSS FAQ

0.07%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 31 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-16398

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:P/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
7.5	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: High Availability: None

References for CVE-2018-16398

https://github.com/twistlock/authz/issues/51

Fix parsing issue by liron-l · Pull Request #51 · twistlock/authz · GitHub
Patch;Third Party Advisory
https://github.com/twistlock/authz/issues/50

[security issue]policy bypass · Issue #50 · twistlock/authz · GitHub
Patch;Third Party Advisory

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Vulnerability Details : CVE-2018-16398

Products affected by CVE-2018-16398

Exploit prediction scoring system (EPSS) score for CVE-2018-16398

CVSS scores for CVE-2018-16398

References for CVE-2018-16398