CVE-2025-15467
Stack buffer overflow in CMS (Auth)EnvelopedData parsing
Description
OpenSSL has published a stack based buffer overflow vulnerability that allows a remote attacker to cause a denial of service (DoS) or potentially allow for remote code execution. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens is preparing further fix versions and recommends specific countermeasures for products where fixes are not, or not yet available.
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:RUser InteractionRequired
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
OpenSSL
oss-project·USaka open ssl
ООО «Ред Софт»
commercial·RUaka red soft
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
OpenSSL Software Foundation
oss-project·USaka openssl.org, openssl foundation
АО «СберТех»
commercial·RUaka сбертех, ao sbertech
and 1 more affected products View all →
Exploitability
Official Patch Available
Workaround Available
Attack Graph
Products CVE Techniques Tactics
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MITRE ATT&CK
2 techniques Initial Access
Privilege Escalation
References
https://cert-portal.siemens.com/productcert/csaf/ssa-434797.json
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-434797.html
cert-portal.siemens.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2026/icsa-26-174-03.json
raw.githubusercontent.com
and 52 more references View all →
News mentions
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