SN
Product
Stormshield Network Security
by Stormshield · last CVE Oct 20, 2026
44
CVEs
0
On KEV
9.8
Max CVSS
6
New 30D
Severity mix
Critical 4High 21Medium 19Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2023-20032
9.8
30%
Mar 1
On Feb 15, 2023, the following vulnerability in the ClamAV scanning library was disclosed: A vulnerability in the HFS+ partition file parser of ClamAV versions 1.0.0 and…
Affected: 3.0.0 before 3.7.35; 3.8.0 before 3.11.23; 4.3.0 before 4.3.17; 4.4.0 before 4.6.4
CVE-2022-37434
9.8
19%
Aug 5
zlib through 1.2.12 has a heap-based buffer over-read or buffer overflow in inflate in inflate.c via a large gzip header extra field
Affected: 3.7.31 before 3.7.34; 3.11.0 before 3.11.22; 4.3.0 before 4.3.16; 4.6.0 before 4.6.3
CVE-2021-31617
9.8
2%
Jan 31
In ASQ in Stormshield Network Security (SNS) 1.0.0 through 2.7.8, 2.8.0 through 2.16.0, 3.0.0 through 3.7.20, 3.8.0 through 3.11.8, and 4.0.1 through 4.2.2, mishandling of memory…
Affected: 1.0.0 before 2.7.9; 2.8.0 before 3.7.21; 3.8.0 before 3.11.9; 4.0.1 before 4.2.3
CVE-2020-7465
9.8
3%
Oct 6
The L2TP implementation of MPD before 5.9 allows a remote attacker who can send specifically crafted L2TP control packet with AVP Q.931 Cause Code to execute arbitrary code or…
Affected: 4.0.0 before 4.3.17; 4.4.0
CVE-2018-20850
8.2
0%
Jul 4
Stormshield Network Security 2.0.0 through 2.13.0 and 3.0.0 through 3.7.1 has self-XSS in the command line interface of the SNS web server
Affected: 2.0.0 through 2.13.0; 3.0.0 through 3.7.1
CVE-2026-111090
7.8
0%
Oct 20
Improper Signature Verification of Firmware Update Files
Affected: 4.3.0 through 4.3.44; 4.8.0 through 4.8.19; 5.0.0 through 5.0.9; 5.1.0 through 5.1.3
CVE-2026-113469
7.5
0%
Oct 20
Improper Signature Verification of Active Update Files
Affected: 4.3.0 through 4.3.44; 4.8.0 through 4.8.19; 5.0.0 through 5.0.9; 5.1.0 through 5.1.3
CVE-2025-48707
7.5
0%
Sep 25
An issue was discovered in Stormshield Network Security (SNS) before 5.0.1
Affected: before 5.0.1
CVE-2023-28616
7.5
0%
Dec 26
An issue was discovered in Stormshield Network Security (SNS) before 4.3.17, 4.4.x through 4.6.x before 4.6.4, and 4.7.x before 4.7.1
Affected: 2.7.0 before 4.3.17; 4.4.0 before 4.6.4; 4.7.0
CVE-2023-47091
7.5
1%
Dec 25
An issue was discovered in Stormshield Network Security (SNS) SNS 4.3.13 through 4.3.22 before 4.3.23, SNS 4.6.0 through 4.6.9 before 4.6.10, and SNS 4.7.0 through 4.7.1 before…
Affected: 4.3.13 before 4.3.23; 4.6.0 before 4.6.10; 4.7.0 before 4.7.2
CVE-2023-26095
7.5
1%
Aug 28
ASQ in Stormshield Network Security (SNS) 4.3.15 before 4.3.16 and 4.6.x before 4.6.3 allows a crash when analysing a crafted SIP packet
Affected: 4.6.0 before 4.6.3; 4.3.15
CVE-2022-4450
7.5
29%
Feb 8
Double free after calling PEM_read_bio_ex
Affected: 4.0.0 before 4.3.16; 4.4.0 before 4.6.3
CVE-2022-40617
7.5
2%
Oct 31
strongSwan before 5.9.8 allows remote attackers to cause a denial of service in the revocation plugin by sending a crafted end-entity (and intermediate CA) certificate that…
Affected: 3.11.1 before 3.11.20; 4.3.1 before 4.3.15; 4.5.1 before 4.6.0
CVE-2022-27812
7.5
1%
Aug 24
Flooding SNS firewall versions 3.7.0 to 3.7.29, 3.11.0 to 3.11.17, 4.2.0 to 4.2.10, and 4.3.0 to 4.3.6 with specific forged traffic, can lead to SNS DoS
Affected: 3.7.0 before 3.7.30; 3.11.0 before 3.11.18; 4.2.0 before 4.2.11; 4.3.0 before 4.3.7
CVE-2022-30279
7.5
1%
May 12
An issue was discovered in Stormshield Network Security (SNS) 4.3.x before 4.3.8
Affected: 4.3.3 before 4.3.8
CVE-2022-23989
7.5
1%
Mar 15
In Stormshield Network Security (SNS) before 3.7.25, 3.8.x through 3.11.x before 3.11.13, 4.x before 4.2.10, and 4.3.x before 4.3.5, a flood of connections to the SSLVPN service…
Affected: 3.0.0 before 3.7.25; 3.8.0 before 3.11.13; 4.0.0 before 4.2.10; 4.3.0 before 4.3.5
CVE-2002-20001
7.5
25%
Nov 11
The Diffie-Hellman Key Agreement Protocol allows remote attackers (from the client side) to send arbitrary numbers that are actually not public keys, and trigger expensive…
Affected: 2.7.0 before 4.3.16; 4.4.0 before 4.6.3
CVE-2021-28127
7.5
1%
Jul 1
An issue was discovered in Stormshield SNS through 4.2.1
Affected: 2.0.0 through 2.7.9; 2.8.0 through 2.16.0; 3.0.0 through 3.7.19; 3.8.0 through 3.11.7; 4.0.0 through 4.1.5; 4.2.1
CVE-2021-28665
7.5
1%
May 6
Stormshield SNS with versions before 3.7.18, 3.11.6 and 4.1.6 has a memory-management defect in the SNMP plugin that can lead to excessive consumption of memory and CPU resources,…
Affected: 3.8.0 before 3.11.5; 4.0.0 before 4.1.5
CVE-2020-7466
7.5
2%
Oct 6
The PPP implementation of MPD before 5.9 allows a remote attacker who can send specifically crafted PPP authentication message to cause the daemon to read beyond allocated memory…
Affected: 4.0.0 before 4.3.17; 4.4.0
CVE-2023-0286
7.4
69%
Feb 8
X.400 address type confusion in X.509 GeneralName
Affected: 2.7.0 before 2.7.11; 2.8.0 before 3.7.34; 3.8.0 before 3.11.22; 4.0.0 before 4.3.16; 4.4.0 before 4.6.3
CVE-2023-34198
7.3
1%
Feb 29
In Stormshield Network Security (SNS) 1.0.0 through 3.7.36 before 3.7.37, 3.8.0 through 3.11.24 before 3.11.25, 4.0.0 through 4.3.18 before 4.3.19, 4.4.0 through 4.6.5 before…
Affected: 1.0.0 before 3.7.37; 3.8.0 before 3.11.25; 4.0.0 before 4.3.19; 4.4.0 before 4.6.6; 4.7.0
CVE-2021-28962
7.2
1%
Jan 31
Stormshield Network Security (SNS) before 4.2.2 allows a read-only administrator to gain privileges via CLI commands
Affected: 2.5.0 before 2.7.9; 2.8.0 before 3.7.21; 3.8.0 before 3.11.9; 4.0.0 before 4.2.2
CVE-2026-113808
7.1
0%
Oct 20
Stored XSS on SNS Enrollment Portal
Affected: 4.3.0 through 4.3.44; 4.8.0 through 4.8.19; 5.0.0 through 5.0.9; 5.1.0 through 5.1.3
CVE-2026-113810
7.0
0%
Oct 20
Stored XSS on SNS Enrollment Portal
Affected: 4.8.0 through 4.8.19; 5.0.0 through 5.0.9; 5.1.0 through 5.1.3
CVE-2026-113465
6.6
0%
Oct 20
Possible DOM XSS in SNS Web Administration Portal
Affected: 5.0.0 through 5.0.9; 5.1.0 through 5.1.3
CVE-2026-111088
6.5
0%
Oct 20
Stored XSS in the VPN logs monitor
Affected: 4.3.0 through 4.3.44; 4.8.0 through 4.8.19; 5.0.0 through 5.0.9; 5.1.0 through 5.1.3
CVE-2023-47093
6.5
0%
Dec 21
An issue was discovered in Stormshield Network Security (SNS) 4.0.0 through 4.3.21, 4.4.0 through 4.6.8, and 4.7.0
Affected: 4.0.0 before 4.3.22; 4.4.0 before 4.6.9; 4.7.0
CVE-2021-37613
6.5
0%
Feb 10
Stormshield Network Security (SNS) 1.0.0 through 4.2.3 allows a Denial of Service
Affected: 1.0.0 through 1.6.1; 2.0.0 through 2.7.8; 2.8.0 through 2.16.0; 3.0.0 through 3.7.24; after 3.8.0 through 3.11.12; after 4.0.0 through 4.2.7
CVE-2021-31814
6.1
0%
Feb 10
In Stormshield 1.1.0, and 2.1.0 through 2.9.0, an attacker can block a client from accessing the VPN and can obtain sensitive information through the SN VPN SSL Client
Affected: 2.1.0 through 2.9.0; 1.1.0
CVE-2020-8430
6.1
1%
Apr 13
Stormshield Network Security 310 3.7.10 devices have an auth/lang.html?rurl= Open Redirect vulnerability on the captive portal
Affected: 3.0.0 through 3.7.10; 3.8.0 through 3.10.0; 4.0.0 through 4.0.1
CVE-2022-4304
5.9
24%
Feb 8
Timing Oracle in RSA Decryption
Affected: 2.7.0 before 2.7.11; 2.8.0 before 3.7.34; 3.8.0 before 3.11.22; 4.0.0 before 4.3.16; 4.4.0 before 4.6.3
CVE-2021-3398
5.8
1%
Feb 10
Stormshield Network Security (SNS) 3.x has an Integer Overflow in the high-availability component
Affected: 3.0.0 through 3.7.24; 3.8.0 through 3.11.12
CVE-2021-27506
5.5
1%
Mar 19
The ClamAV Engine (version 0.103.1 and below) component embedded in Storsmshield Network Security (SNS) is subject to DoS in case of parsing of malformed png files
Affected: 1.0 through 4.2.0
CVE-2026-8474
5.3
0%
Jun 1
Possible to run a Cross Site Scripting request on the login API available on Stormshield SNS appliances.
Affected: 4.3.0 through 4.3.41; 4.8.0 through 4.8.15; 5.0.0 through 5.0.5
CVE-2023-41166
5.3
0%
Dec 21
An issue was discovered in Stormshield Network Security (SNS) 3.7.0 through 3.7.39, 3.11.0 through 3.11.27, 4.3.0 through 4.3.22, 4.6.0 through 4.6.9, and 4.7.0 through 4.7.1
Affected: 3.7.0 through 3.7.39; 3.11.0 through 3.11.27; 4.3.0 before 4.3.23; 4.6.0 before 4.6.10; 4.7.0 before 4.7.2
CVE-2023-20052
5.3
7%
Mar 1
On Feb 15, 2023, the following vulnerability in the ClamAV scanning library was disclosed: A vulnerability in the DMG file parser of ClamAV versions 1.0.0 and earlier,…
Affected: 3.0.0 before 3.7.35; 3.8.0 before 3.11.23; 4.3.0 before 4.3.17; 4.4.0 before 4.6.4
CVE-2021-28096
5.3
1%
Jan 27
An issue was discovered in Stormshield SNS before 4.2.3 (when the proxy is used)
Affected: 2.0.0 through 2.7.8; 3.7.6 through 3.7.20; 3.8.0 through 3.11.8; 4.0.1 before 4.2.3
CVE-2021-3384
5.3
1%
Mar 2
A vulnerability in Stormshield Network Security could allow an attacker to trigger a protection related to ARP/NDP tables management, which would temporarily prevent the system to…
Affected: 2.0.0 before 2.7.8; 2.8.0 through 2.16.0; 3.0.0 through 3.7.17; 3.8.0 through 3.11.5; 4.0.0 before 4.1.5
CVE-2023-41165
4.8
0%
Feb 29
An issue was discovered in Stormshield Network Security (SNS) 3.7.0 through 3.7.38 before 3.7.39, 3.10.0 through 3.11.26 before 3.11.27, 4.0 through 4.3.21 before 4.3.22, and…
Affected: 3.7.0 before 3.7.39; 3.10.0 before 3.11.27; 4.0.0 before 4.3.22; 4.4.0 before 4.6.9
CVE-2020-11711
4.8
0%
Aug 25
An issue was discovered in Stormshield SNS 3.8.0
Affected: 3.6.0 before 3.7.13; 3.8.0 before 3.11.0; 4.0.0 before 4.1.1
CVE-2026-14466
4.3
0%
Sep 4
Possible XSS in the SNS web administration panel
Affected: 4.8.0 through 4.8.16; 5.0.0 through 5.0.6
CVE-2026-8482
4.3
0%
Jul 2
Information leak in NSRPC client history
Affected: 4.3.0 through 4.3.41; 4.8.0 through 4.8.15; 5.0.0 through 5.0.5
CVE-2026-8480
4.3
0%
Jul 1
Connection possible to the Administration portal with a revoked certificate
Affected: 4.3.0 through 4.3.41; 4.4.0 through 4.8.15; 5.0.2 EA through 5.0.5
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