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Ubuntu.comUB:CVE-2020-13359

HistoryNov 19, 2020 - 12:00 a.m.

CVE-2020-13359

2020-11-1900:00:00

ubuntu.com

terraform api

gitlab ce/ee

object storage

signed url

delete operation

malicious

overwriting

audit

business controls

cve-2020-13359

CVSS2

5.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

22.7%

JSON

The Terraform API in GitLab CE/EE 12.10+ exposed the object storage signed
URL on the delete operation allowing a malicious project maintainer to
overwrite the Terraform state, bypassing audit and other business controls.
Affected versions are >=12.10, <13.3.9,>=13.4, <13.4.5,>=13.5, <13.5.2.

Notes

Author	Note
alexmurray	Only affects GitLab CE/EE 12.10+

References

launchpad.net/bugs/cve/CVE-2020-13359

nvd.nist.gov/vuln/detail/CVE-2020-13359

security-tracker.debian.org/tracker/CVE-2020-13359

www.cve.org/CVERecord?id=CVE-2020-13359

CVSS2

5.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

22.7%

JSON

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