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cloudfoundryCloud FoundryCFOUNDRY:1C82F8B1794C9CFB82B75270B8401096
HistoryFeb 11, 2019 - 12:00 a.m.

CVE-2019-3782: CredHub CLI writes environment variable credentials to disk | Cloud Foundry

2019-02-1100:00:00
Cloud Foundry
www.cloudfoundry.org
63

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

5.1%

Severity

Medium

Vendor

Cloud Foundry Foundation

Affected Cloud Foundry Products and Versions

  • CredHub CLI
    • All versions prior to 2.2.1

Description

Cloud Foundry CredHub CLI, versions prior to 2.2.1, inadvertently writes authentication credentials provided via environment variables to its persistent config file. A local authenticated malicious user with access to the CredHub CLI config file can use these credentials to retrieve and modify credentials stored in CredHub that are authorized to the targeted user.

Mitigation

Users of affected products are strongly encouraged to follow the mitigations below. The Cloud Foundry project recommends upgrading the following releases:

  • CredHub CLI
    • Upgrade All versions to 2.2.1 or greater

Credit

This issue was responsibly reported by StubHub.

History

2019-03-04: Updated credit section.

2019-02-11: Initial vulnerability report published.

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

5.1%

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