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CERTFR-2026-AVI-1021
Vulnerability from certfr_avis - Published: 2026-08-14 - Updated: 2026-08-14
De multiples vulnérabilités ont été découvertes dans Stormshield Network Security. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, un déni de service à distance et une atteinte à la confidentialité des données.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
Impacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Stormshield | Stormshield Network Security | SNS versions 4.8.x antérieures à 4.8.18 | ||
| Stormshield | Stormshield Network Security | SNS versions 5.1.x antérieures à 5.1.2 | ||
| Stormshield | Stormshield Network Security | SNS versions 5.0.x antérieures à 5.0.8 | ||
| Stormshield | Stormshield Network Security | SNS versions 3.11.x à 4.3.x antérieures à 4.3.44 | ||
| Stormshield | Stormshield Network Security | SNS versions antérieures à 3.7.45 |
References
| Title | Publication Time | Tags | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "SNS versions 4.8.x ant\u00e9rieures \u00e0 4.8.18",
"product": {
"name": "Stormshield Network Security",
"vendor": {
"name": "Stormshield",
"scada": false
}
}
},
{
"description": "SNS versions 5.1.x ant\u00e9rieures \u00e0 5.1.2",
"product": {
"name": "Stormshield Network Security",
"vendor": {
"name": "Stormshield",
"scada": false
}
}
},
{
"description": "SNS versions 5.0.x ant\u00e9rieures \u00e0 5.0.8",
"product": {
"name": "Stormshield Network Security",
"vendor": {
"name": "Stormshield",
"scada": false
}
}
},
{
"description": "SNS versions 3.11.x \u00e0 4.3.x ant\u00e9rieures \u00e0 4.3.44",
"product": {
"name": "Stormshield Network Security",
"vendor": {
"name": "Stormshield",
"scada": false
}
}
},
{
"description": "SNS versions ant\u00e9rieures \u00e0 3.7.45",
"product": {
"name": "Stormshield Network Security",
"vendor": {
"name": "Stormshield",
"scada": false
}
}
}
],
"affected_systems_content": "",
"content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
"cves": [
{
"name": "CVE-2026-35330",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-35330"
},
{
"name": "CVE-2026-34180",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-34180"
},
{
"name": "CVE-2026-35332",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-35332"
},
{
"name": "CVE-2026-7383",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-7383"
},
{
"name": "CVE-2026-25075",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-25075"
},
{
"name": "CVE-2026-35328",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-35328"
},
{
"name": "CVE-2026-35058",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-35058"
},
{
"name": "CVE-2026-47895",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-47895"
},
{
"name": "CVE-2026-40215",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-40215"
}
],
"initial_release_date": "2026-08-14T00:00:00",
"last_revision_date": "2026-08-14T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-1021",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-08-14T00:00:00.000000"
}
],
"risks": [
{
"description": "D\u00e9ni de service \u00e0 distance"
},
{
"description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Stormshield Network Security. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance, un d\u00e9ni de service \u00e0 distance et une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Stormshield Network Security",
"vendor_advisories": [
{
"published_at": "2026-08-13",
"title": "Bulletin de s\u00e9curit\u00e9 StormShield 2026-015",
"url": "https://advisories.stormshield.eu/2026-015"
},
{
"published_at": "2026-07-30",
"title": "Bulletin de s\u00e9curit\u00e9 StormShield 2026-013",
"url": "https://advisories.stormshield.eu/2026-013"
},
{
"published_at": "2026-07-30",
"title": "Bulletin de s\u00e9curit\u00e9 StormShield 2026-014",
"url": "https://advisories.stormshield.eu/2026-014"
}
]
}
CVE-2026-25075 (GCVE-0-2026-25075)
Vulnerability from cvelistv5 – Published: 2026-03-23 18:33 – Updated: 2026-07-14 15:53
VLAI
EPSS
VEX
Title
strongSwan 4.5.0 < 6.0.5 EAP-TTLS AVP Parsing Integer Underflow
Summary
strongSwan versions 4.5.0 prior to 6.0.5 contain an integer underflow vulnerability in the EAP-TTLS AVP parser that allows unauthenticated remote attackers to cause a denial of service by sending crafted AVP data with invalid length fields during IKEv2 authentication. Attackers can exploit the failure to validate AVP length fields before subtraction to trigger excessive memory allocation or NULL pointer dereference, crashing the charon IKE daemon.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-03-25 14:29 UTC
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.strongswan.org/blog/2026/03/23/strong… | vendor-advisoryexploit |
| https://www.strongswan.org/blog/2026/03/23/strong… | release-notes |
| https://y637f9qq2x.com/posts/cve-2026-25075/ | technical-descriptionexploit |
| https://www.vulncheck.com/advisories/strongswan-e… | third-party-advisory |
| https://lists.debian.org/debian-lts-announce/2026… |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| strongSwan | strongSwan |
Affected:
4.5.0 , < 6.0.5
(semver)
|
Date Public
2026-03-23 00:00
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CVE-2026-34180 (GCVE-0-2026-34180)
Vulnerability from cvelistv5 – Published: 2026-06-09 16:03 – Updated: 2026-06-10 07:47
VLAI
EPSS
VEX
Title
Heap Buffer Over-read in ASN.1 Content Parsing
Summary
Issue summary: Parsing a crafted DER-encoded ASN.1 structure with a primitive
element whose content exceeds 2 gigabytes in length may cause a heap buffer
over-read on 64-bit Unix and Unix-like platforms.
Impact summary: The heap buffer over-read may crash the application (Denial of
Service) or to load into the decoded ASN.1 object contents of memory beyond the
end of the input buffer. More typically such ASN.1 elements would instead be
truncated.
An integer truncation in OpenSSL's ASN.1 decoder causes the content length of
an ASN.1 primitive element to be mishandled when it exceeds 2 gigabytes. In the
worst case the truncated length is treated as a request to scan the binary
content for a terminating zero byte, possibly causing OpenSSL to read either
less than or beyond the end of the allocated buffer.
Applications that pass attacker-supplied data to d2i_X509(), d2i_PKCS7(), or
any other d2i_* decoding function are affected. OpenSSL's own command-line
tools are not vulnerable, as data read through the BIO layer is checked before
it reaches the affected code. The issue only affects 64-bit Unix and Unix-like
platforms; 32-bit platforms and 64-bit Windows are not affected.
The FIPS modules in 4.0, 3.6, 3.5, 3.4 and 3.0 are not affected by this issue,
as the affected code is outside the OpenSSL FIPS module boundary.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-09 19:00 UTC
CWE
- CWE-125 - Out-of-bounds Read
Assigner
References
6 references
Impacted products
Date Public
2026-06-09 14:00
Credits
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CVE-2026-35058 (GCVE-0-2026-35058)
Vulnerability from cvelistv5 – Published: 2026-06-08 19:29 – Updated: 2026-06-08 19:49
VLAI
EPSS
VEX
Summary
Improper validation of packet length during tls-crypt-v2 key extraction in OpenVPN 2.6.0 through 2.6.19 and 2.7_alpha1 through 2.7.1 allows authenticated attackers to trigger a fatal assertion and cause a denial of service via a specially crafted packet.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-08 19:49 UTC
CWE
- CWE-617 - Reachable assertion
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://community.openvpn.net/Security%20Announce… | vendor-advisory |
| https://community.openvpn.net/ReleaseHistory#open… | release-notes |
| https://community.openvpn.net/ReleaseHistory#open… | release-notes |
| https://www.talosintelligence.com/vulnerability_r… |
Impacted products
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CVE-2026-40215 (GCVE-0-2026-40215)
Vulnerability from cvelistv5 – Published: 2026-06-08 19:59 – Updated: 2026-06-16 12:24
VLAI
EPSS
VEX
Summary
A race condition in OpenVPN 2.6.0 through 2.6.19 and 2.7_alpha1 through 2.7.1 allows remote attackers to potentially cause a server crash or leak heap memory via a use-after-free triggered during TLS session promotion.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-16 12:24 UTC
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://community.openvpn.net/Security%20Announce… | vendor-advisory |
| https://community.openvpn.net/ReleaseHistory#open… | release-notes |
| https://community.openvpn.net/ReleaseHistory#open… | release-notes |
Impacted products
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CVE-2026-7383 (GCVE-0-2026-7383)
Vulnerability from cvelistv5 – Published: 2026-06-09 16:03 – Updated: 2026-06-10 07:47
VLAI
EPSS
VEX
Title
Possible Heap Buffer Overflow in ASN.1 Multibyte String Conversion
Summary
Issue summary: A signed integer overflow when sizing the destination
buffer for Unicode output in ASN1_mbstring_ncopy() can lead to a heap
buffer overflow.
Impact summary: A heap buffer overflow may lead to a crash or possibly
attacker controlled code execution or other undefined behaviour.
In ASN1_mbstring_copy() and ASN1_mbstring_ncopy() the destination
size for Unicode output is computed in a signed int: by left shift
of the input character count for BMPSTRING (UTF-16) and
UNIVERSALSTRING (UTF-32), and by summing per-character byte counts
for UTF8STRING. The calculation overflows when the input reaches
around 2^30 characters. In the worst case (UNIVERSALSTRING at 2^30
characters) the size wraps to zero, OPENSSL_malloc(1) is called, and
the subsequent character copy writes several gigabytes past the
one-byte allocation.
X.509 certificate processing routes through ASN1_STRING_set_by_NID(),
whose DIRSTRING_TYPE mask excludes UNIVERSALSTRING and whose per-NID
size limits cap the input length; no network protocol or
certificate-handling path in OpenSSL exercises the overflow.
Triggering the bug requires an application that calls
ASN1_mbstring_copy() or ASN1_mbstring_ncopy() directly, or registers
a custom string type via ASN1_STRING_TABLE_add(), with
attacker-controlled input on the order of half a gigabyte or more.
For these reasons this issue was assigned Low severity.
The FIPS modules in 4.0, 3.6, 3.5, 3.4 and 3.0 are not affected by
this issue, as the affected code is outside the OpenSSL FIPS module
boundary.
Severity
8.1 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-09 00:00 UTC
CWE
- CWE-787 - Out-of-bounds Write
Assigner
References
6 references
Impacted products
Date Public
2026-06-09 14:00
Credits
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Loading…
Trend slope:
-
(linear fit over daily sighting counts)
Show additional events:
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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