CVE-2019-7249

In Keybase before 2.12.6 on macOS, the move RPC to the Helper was susceptible to time-to-check-time-to-use bugs and would also allow one user of the system (who didn't have root access) to tamper with another's installs.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

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

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://keybase.io/docs/secadv/kb004	Exploit Patch Vendor Advisory
https://hackerone.com/reports/471739	Exploit Patch Third Party Advisory
http://www.securityfocus.com/bid/106824	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

cpe:2.3:a:keybase:keybase:*:*:*:*:*:macos:*:*

Information

Published : 2019-01-31 01:29

Updated : 2020-08-24 10:37

NVD link : CVE-2019-7249

Mitre link : CVE-2019-7249

JSON object : View

CWE

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

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Products Affected

keybase

keybase

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