Command injection vulnerability in ftpd in Synology Router Manager (SRM) before 1.1.7-6941-1 allows remote authenticated users to execute arbitrary OS commands via the (1) MKD or (2) RMD command.

Lack of administrator control over security vulnerability in client.cgi in Synology SSL VPN Client before 1.2.5-0226 allows remote attackers to conduct man-in-the-middle attacks via the (1) command, (2) hostname, or (3) port parameter.

Session fixation vulnerability in SYNO.PhotoStation.Auth in Synology Photo Station before 6.8.7-3481 allows remote attackers to hijack web sessions via the PHPSESSID parameter.

Improper restriction of rendered UI layers or frames vulnerability in SSOOauth.cgi in Synology SSO Server before 2.1.3-0129 allows remote attackers to conduct clickjacking attacks via unspecified vectors.

Improper authorization vulnerability in Highlight Preview in Synology Universal Search before 1.0.5-0135 allows remote authenticated users to bypass permission checks for directories in POSIX mode.

Improper input validation vulnerability in SYNOPHOTO_Flickr_MultiUpload in Synology Photo Station before 6.8.3-3463 and before 6.3-2971 allows remote authenticated users to execute arbitrary codes via the prog_id parameter.

Cross-site scripting (XSS) vulnerability in Log Viewer in Synology Photo Station before 6.8.3-3463 and before 6.3-2971 allows remote attackers to inject arbitrary web script or HTML via the username parameter.

File and directory information exposure vulnerability in SYNO.SurveillanceStation.PersonalSettings.Photo in Synology Surveillance Station before 8.1.2-5469 allows remote authenticated users to obtain other user's sensitive files via the filename parameter.

Exposure of private information vulnerability in Photo Viewer in Synology Photo Station 6.8.1-3458 allows remote attackers to obtain metadata from password-protected photographs via the map viewer mode.

Cross-site scripting (XSS) vulnerability in User Profile in Synology Surveillance Station before 8.1.2-5469 allows remote authenticated users to inject arbitrary web script or HTML via the userDesc parameter.

Command injection vulnerability in EZ-Internet in Synology Router Manager (SRM) before 1.1.6-6931 allows remote authenticated users to execute arbitrary command via the username parameter.

Synology NAS servers DS107, DS116, and DS213, use default credentials

Synology NAS servers DS107, firmware version 3.1-1639 and prior, and DS116, DS213, firmware versions prior to 5.2-5644-1, use non-random default credentials of: guest:(blank) and admin:(blank) . A remote network attacker can gain privileged access to a vulnerable device.

Missing encryption of sensitive data vulnerability in settings functionality in Synology Active Backup for Business Agent before 2.7.0-3221 allows local users to obtain user credential via unspecified vectors.

Missing encryption of sensitive data vulnerability in login component in Synology Active Backup for Business Agent before 2.7.0-3221 allows adjacent man-in-the-middle attackers to obtain user credential via unspecified vectors.

Missing authentication for critical function vulnerability in proxy settings functionality in Synology Active Backup for Business Agent before 2.7.0-3221 allows local users to obtain user credential via unspecified vectors.

Insertion of sensitive information into log file vulnerability in proxy settings component in Synology Drive Client before 3.3.0-15082 allows remote authenticated users to obtain sensitive information via unspecified vectors.

Inclusion of functionality from untrusted control sphere vulnerability in OpenSSL DLL component in Synology Drive Client before 3.3.0-15082 allows local users to execute arbitrary code via unspecified vectors.

Out-of-bounds write vulnerability in backup task management functionality in Synology Drive Client before 3.4.0-15721 allows local users with administrator privileges to execute arbitrary commands via unspecified vectors.

Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in connection management functionality in Synology Drive Client before 3.4.0-15721 allows local users with administrator privileges to crash the client via unspecified vectors.

Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in backup task management functionality in Synology Drive Client before 3.4.0-15721 allows local users with administrator privileges to crash the client via unspecified vectors.