VASCO MyDigipass OAuth Unverified Email Social Login Bypass

Aleph Research Advisory

Identifier

ALEPH-2014011

Severity

High

Product

VASCO MyDigipass

Mitigation

VASCO MyDigipass is now patched.

Technical Details

VASCO MyDigipass supplied the account’s email addresses as part of the social login authentication process even when the user’s ownership of this email address had not been positively verified. This allowed for a social login attack as detailed in the paper.

Timeline

01-Mar-17
: Added as ALEPH-2014011.
03-Dec-14
: Public disclosure.

Credit

Or Peles (@peles_o)
Roee Hay (@roeehay) of Aleph Research, HCL Technologies

External References

paper: SpoofedMe - Intruding Account using Social Plogin Providers