What’s Vulnerable › Vulnerabilities

CVE-2017-15997

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-10-29 · updated 2026-06-17
• Weakness: CWE-327

Description

In the "NQ Contacts Backup & Restore" application 1.1 for Android, RC4 encryption is used to secure the user password locally stored in shared preferences. Because there is a static RC4 key, an attacker can gain access to user credentials more easily by leveraging access to the preferences XML file.

Affected products

• Nq Contacts Backup & Restore: 1.1

References

• https://1337sec.blogspot.de/2017/10/auditing-nq-contacts-backup-restore-11.html
• https://1337sec.blogspot.de/2017/10/auditing-nq-contacts-backup-restore-11.html

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