CVE Vulnerability

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

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

References
Link Resource
https://sneak.berlin/20190929/keybase-backdoor/ Third Party Advisory
https://github.com/keybase/keybase-issues/issues/3583 Third Party Advisory
Configurations

Configuration 1

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

Published : 2019-09-30 12:15

Updated : 2019-10-08 12:43

NVD link : CVE-2019-16992

Mitre link : CVE-2019-16992

Products Affected
No products.
CWE
CWE-347

Improper Verification of Cryptographic Signature