CVE-2019-16992 — HIGH (7.5)

Vulnerability Description

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 Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Keybase	Keybase	2.13.2

Related Weaknesses (CWE)

CWE-347

References

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

FAQ

What is CVE-2019-16992?

CVE-2019-16992 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 use...

How severe is CVE-2019-16992?

CVE-2019-16992 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-16992?

Check the references section above for vendor advisories and patch information. Affected products include: Keybase Keybase.