CVE-2019-12300

Buildbot before 1.8.2 and 2.x before 2.3.1 accepts a user-submitted authorization token from OAuth and uses it to authenticate a user. If an attacker has a token allowing them to read the user details of a victim, they can login as the victim.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 5.0 MEDIUM

9.8^/10

CVSS v3.0 : CRITICAL

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

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/buildbot/buildbot/wiki/OAuth-vulnerability-in-using-submitted-authorization-token-for-authentication	Mitigation Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4XLOM2K4M4723BCLHZJEX52KJXZSEVRL/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7GXKO7OYLKBTXXXKF4VPHWT7GVYWFVYA/

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:buildbot:buildbot::::::::
	cpe:2.3:a:buildbot:buildbot::::::::

Information

Published : 2019-05-23 08:30

Updated : 2019-06-07 11:29

NVD link : CVE-2019-12300

Mitre link : CVE-2019-12300

JSON object : View

CWE

CWE-287

Improper Authentication

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Products Affected

buildbot

buildbot

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