CVE-2019-16992

The Keybase app 2.13.2 for iOS provides potentially insufficient notice that it is employing a user's private key to sign a certain cryptocurrency attestation (that an address at keybase.io can be used for Stellar payments to the user), which might be incompatible with a user's personal position on the semantics of an attestation.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

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/keybase/keybase-issues/issues/3583	Third Party Advisory
https://sneak.berlin/20190929/keybase-backdoor/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:keybase:keybase:2.13.2:*:*:*:*:iphone_os:*:*

History

No history.

Information

Published : 2019-09-30 00:15

Updated : 2023-12-10 13:13

NVD link : CVE-2019-16992

Mitre link : CVE-2019-16992

CVE.ORG link : CVE-2019-16992

JSON object : View

Products Affected

keybase

keybase

CWE

CWE-347

Improper Verification of Cryptographic Signature

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