CVE-2021-29088

CVE-2021-29088 affects Synology DiskStation Manager (DSM) prior to 6.2.4-25553, in the CGI component, via a path traversal vulnerability that allows local users to execute arbitrary code via unspecified vectors. Impact is described as high (C/H/I/H/A/H) with local attack vector and no user intera...

Synology DSM synoagentregisterd server finder out-of-bounds write vulnerability

Summary An out-of-bounds write vulnerability exists in the synoagentregisterd server finder functionality of Synology DSM 6.2.3 25426 DS120j. A specially crafted HTTP response can lead to remote code execution. An attacker can use man-in-the-middle techniques to trigger this vulnerability. Tested...

CVE-2021-29083

Synology DSM vulnerability CVE-2021-29083 affects DSM versions prior to 6.2.3-25426-3, in the SYNO.Core.Network.PPPoE component. The root cause is improper neutralization of special elements in an OS command, allowing remote authenticated users to execute arbitrary code via the realname parameter...

CVE-2021-27647

Out-of-bounds Read vulnerability in iscsisnapshotcommcore in Synology DiskStation Manager DSM before 6.2.3-25426-3 allows remote attackers to execute arbitrary code via crafted web requests...

CVE-2021-26569

Race Condition within a Thread vulnerability in iscsisnapshotcommcore in Synology DiskStation Manager DSM before 6.2.3-25426-3 allows remote attackers to execute arbitrary code via crafted web requests...

CVE-2021-26569

Race Condition within a Thread vulnerability in iscsisnapshotcommcore in Synology DiskStation Manager DSM before 6.2.3-25426-3 allows remote attackers to execute arbitrary code via crafted web requests...

Design/Logic Flaw

Use After Free vulnerability in iscsisnapshotcommcore in Synology DiskStation Manager DSM before 6.2.3-25426-3 allows remote attackers to execute arbitrary code via crafted web requests...

Race condition

Race Condition within a Thread vulnerability in iscsisnapshotcommcore in Synology DiskStation Manager DSM before 6.2.3-25426-3 allows remote attackers to execute arbitrary code via crafted web requests...

CVE-2021-27646

CVE-2021-27646 affects Synology DiskStation Manager (DSM) via the iscsi_snapshot_comm_core component. The vulnerability is a Use After Free that enables remote attackers to execute arbitrary code through crafted web requests on DSM versions prior to 6.2.3-25426-3. The issue is rated high/critical...

CVE-2021-26569

CVE-2021-26569 describes a race-condition vulnerability in the iscsi_snapshot_comm_core component of Synology DiskStation Manager (DSM) versions prior to 6.2.3-25426-3. A remote attacker can trigger arbitrary code execution via crafted web requests, with impact evidenced as remote code execution ...

CVE-2021-27647

The CVE-2021-27647 issue affects Synology DiskStation Manager (DSM) before 6.2.3-25426-3, in the iscsi_snapshot_comm_core module. It is an out-of-bounds read that allows remote attackers to execute arbitrary code via crafted web requests. Affected software is DSM, with the root cause described as...

CVE-2021-26560

Cleartext transmission of sensitive information vulnerability in synoagentregisterd in Synology DiskStation Manager DSM before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP session...

Session fixation

Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager DSM before 6.2.3-25426-3 allows man-in-the-middle attackers to obtain sensitive information via an HTTP session...

Design/Logic Flaw

Cleartext transmission of sensitive information vulnerability in synoagentregisterd in Synology DiskStation Manager DSM before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP session...

Stack overflow

Stack-based buffer overflow vulnerability in synoagentregisterd in Synology DiskStation Manager DSM before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary code via synofindersite HTTP header...

CVE-2021-26566

CVE-2021-26566 affects Synology DiskStation Manager (DSM) via the synorelayd component, where a vulnerability prior to DSM 6.2.3-25426-3 allows a remote attacker to induce insertion of sensitive information into outbound data through inbound QuickConnect traffic, enabling a man‑in‑the‑middle to e...

CVE-2021-26565

Synology DiskStation Manager (DSM) prior to version 6.2.3-25426-3 contains a cleartext transmission vulnerability in synorelayd that can allow MITM attackers to obtain sensitive information via HTTP sessions. The issue affects DSM running on Synology NAS devices and is documented in multiple sour...

CVE-2021-26563

CVE-2021-26563 affects Synology DiskStation Manager (DSM) with the synoagentregisterd component, prior to DSM 6.2.4-25553. The root cause is an incorrect/improper access control that allows local users to execute arbitrary code via unspecified vectors, potentially enabling root access. In TALOS-2...

CVE-2021-26564

CVE-2021-26564 is a vulnerability in Synology DiskStation Manager (DSM) due to cleartext transmission in the synorelayd component prior to version 6.2.3-25426-3. The flaw allows man-in-the-middle attackers to spoof servers via an HTTP session, exposing sensitive information. Connected sources ali...

CVE-2021-26561

Synology DSM 6.2.x contains a stack-based out-of-bounds write flaw in the synoagentregisterd/server finder path (syno_finder_site handling) that can be triggered via a malicious HTTP response from a MITM attacker. TALOS-2020-1159 describes an out-of-bounds write in synoagentregisterd’s finder fun...