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synology skynas firmware

13 known vulnerabilities across versions
Vulnerabilities are listed by affected version. Select any CVE for the full briefing and its intelligence graph.
CVE-2021-26567
all versions
Stack-based buffer overflow vulnerability in frontend/main.c in faad2 before 2.2.7.1 allow local attackers to execute arbitrary co
7.8HIGH
CVE-2021-26566
all versions
Insertion of sensitive information into sent data vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-2
8.3HIGH
CVE-2021-26565
all versions
Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-254
8.3HIGH
CVE-2021-26564
all versions
Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-254
8.3HIGH
CVE-2021-26563
all versions
Incorrect authorization vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.4-25553 allows local
8.2HIGH
CVE-2021-26562
all versions
Out-of-bounds write vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-t
9.0CRITICAL
CVE-2021-26561
all versions
Stack-based buffer overflow vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows
9.0CRITICAL
CVE-2021-26560
all versions
Cleartext transmission of sensitive information vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6
9.0CRITICAL
CVE-2021-3156
all versions
Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalatio
7.8HIGH
CVE-2020-27652
< 6.2.3-25426
Algorithm downgrade vulnerability in QuickConnect in Synology DiskStation Manager (DSM) before 6.2.3-25426-2 allows man-in-the-mid
8.3HIGH
CVE-2020-27650
< 6.2.3-25426
Synology DiskStation Manager (DSM) before 6.2.3-25426-2 does not set the Secure flag for the session cookie in an HTTPS session, w
5.8MEDIUM
CVE-2020-27648
< 6.2.3-25426
Improper certificate validation vulnerability in OpenVPN client in Synology DiskStation Manager (DSM) before 6.2.3-25426-2 allows
8.3HIGH
CVE-2019-3870
all versions
A vulnerability was found in Samba from version (including) 4.9 to versions before 4.9.6 and 4.10.2. During the creation of a new
6.1MEDIUM
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