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CVE-2019-11881

N/A
Published: June 10, 2019 at 07:35 PM UTC
Updated: June 17, 2026 at 02:13 AM UTC
1 product affected across 1 vendorRancher

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Severity
N/A
Exploit prediction
EPSS 2%

Description

A vulnerability exists in Rancher before 2.2.4 in the login component, where the errorMsg parameter can be tampered to display arbitrary content, filtering tags but not special characters or symbols. There's no other limitation of the message, allowing malicious users to lure legitimate users to visit phishing sites with scare tactics, e.g., displaying a "This version of Rancher is outdated, please visit https://malicious.rancher.site/upgrading" message.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

Third Party Advisory
Source: [email protected]
https://github.com/MauroEldritch/VanCleef
Source: [email protected]
https://github.com/rancher/rancher/blob/v2.2.4/pkg/auth/providers/saml/saml_client.go#L282
Source: [email protected]
https://github.com/rancher/rancher/commit/e59adbc7565251919d84d6e353421104be8da06e
ExploitIssue TrackingThird Party Advisory
Source: [email protected]
https://github.com/rancher/rancher/issues/20216

CVSS

4.3MEDIUM[email protected]
Confidentiality
NONE
Integrity
PARTIAL
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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