VULNERABILITY INTELLIGENCE

CVE-2017-15999

CVSS score9.8 CRITICAL
EPSS probability0.69%
CISA KEVNot currently listed
Published2017-10-29
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

In the "NQ Contacts Backup & Restore" application 1.1 for Android, no HTTPS is used for transmitting login and synced user data. When logging in, the username is transmitted in cleartext along with an SHA-1 hash of the password. The attacker can either crack this hash or use it for further attacks where only the hash value is required.

Weakness classification

  • CWE-319: Cleartext Transmission of Sensitive Information

Primary references