password based encryption can trigger an out-of-bounds read and write.
Impact summary: This out-of-bounds read may trigger a crash which leads to
Denial of Service for an application. The out-of-bounds write can cause
a memory corruption which can have various consequences including
a Denial of Service or Execution of attacker-supplied code.
Although the consequences of a successful exploit of this vulnerability
could be severe, the probability that the attacker would be able to
perform it is low. Besides, password based (PWRI) encryption support in CMS
messages is very rarely used. For that reason the issue was assessed as
Moderate severity according to our Security Policy.
The FIPS modules in 3.5, 3.4, 3.3, 3.2, 3.1 and 3.0 are not affected by this
issue, as the CMS implementation is outside the OpenSSL FIPS module
boundary.
Analysis and contextual insights are available on OpenCVE Cloud.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
Sign in to view the affected projects.
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-4321-1 | openssl security update |
Debian DSA |
DSA-6015-1 | openssl security update |
EUVD |
EUVD-2025-31729 | Issue summary: An application trying to decrypt CMS messages encrypted using password based encryption can trigger an out-of-bounds read and write. Impact summary: This out-of-bounds read may trigger a crash which leads to Denial of Service for an application. The out-of-bounds write can cause a memory corruption which can have various consequences including a Denial of Service or Execution of attacker-supplied code. Although the consequences of a successful exploit of this vulnerability could be severe, the probability that the attacker would be able to perform it is low. Besides, password based (PWRI) encryption support in CMS messages is very rarely used. For that reason the issue was assessed as Moderate severity according to our Security Policy. The FIPS modules in 3.5, 3.4, 3.3, 3.2, 3.1 and 3.0 are not affected by this issue, as the CMS implementation is outside the OpenSSL FIPS module boundary. |
Ubuntu USN |
USN-7786-1 | OpenSSL vulnerabilities |
Mon, 09 Nov 2026 21:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Siemens scalance Xc316-8
Siemens scalance Xc319-4 Siemens scalance Xc324-4 Siemens scalance Xc324-4eec Siemens scalance Xc332 Siemens scalance Xc416-8 Siemens scalance Xc419-4 Siemens scalance Xc424-4 Siemens scalance Xc432 Siemens scalance Xr302-32 Siemens scalance Xr322-12 Siemens scalance Xr326-8 Siemens scalance Xr326-8eec Siemens scalance Xr502-32 Siemens scalance Xr522-12 Siemens scalance Xr524-8c Siemens scalance Xr524-8wg Siemens scalance Xr526-8 Siemens scalance Xr526-8c Siemens scalance Xr528-6m Siemens scalance Xr552-12m |
|
| CPEs | cpe:2.3:h:siemens:scalance_xc316-8:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xc319-4:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xc324-4:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xc324-4eec:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xc332:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xc416-8:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xc419-4:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xc424-4:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xc432:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr302-32:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr322-12:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr326-8:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr326-8eec:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr502-32:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr522-12:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr524-8c:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr524-8wg:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr526-8:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr526-8c:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr528-6m:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xr552-12m:-:*:*:*:*:*:*:* |
|
| Vendors & Products |
Siemens scalance Xc316-8
Siemens scalance Xc319-4 Siemens scalance Xc324-4 Siemens scalance Xc324-4eec Siemens scalance Xc332 Siemens scalance Xc416-8 Siemens scalance Xc419-4 Siemens scalance Xc424-4 Siemens scalance Xc432 Siemens scalance Xr302-32 Siemens scalance Xr322-12 Siemens scalance Xr326-8 Siemens scalance Xr326-8eec Siemens scalance Xr502-32 Siemens scalance Xr522-12 Siemens scalance Xr524-8c Siemens scalance Xr524-8wg Siemens scalance Xr526-8 Siemens scalance Xr526-8c Siemens scalance Xr528-6m Siemens scalance Xr552-12m |
Mon, 09 Nov 2026 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Debian
Debian debian Linux Siemens Siemens ruggedcom Rst2428p Siemens scalance Xch328 Siemens scalance Xcm324 Siemens scalance Xcm328 Siemens scalance Xcm332 Siemens scalance Xrh334 Siemens scalance Xrm334 Siemens sidis Prime Siemens sidis Secured Smartplug Siemens sidis Secured Smartplug Firmware Siemens simatic Cn 4100 Siemens simatic Cn 4100 Firmware Siemens simatic S7-1500 Cpu 1518-4 Pn\/dp Mfp Siemens simatic S7-1500 Cpu 1518-4 Pn\/dp Mfp Firmware Siemens simatic S7-1500 Tm Mfp Siemens simatic S7-1500 Tm Mfp Firmware Siemens sinec Os |
|
| CPEs | cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:* cpe:2.3:a:siemens:sidis_prime:*:*:*:*:*:*:*:* cpe:2.3:h:siemens:ruggedcom_rst2428p:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xch328:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xcm324:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xcm328:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xcm332:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xrh334:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:scalance_xrm334:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:sidis_secured_smartplug:*:*:*:*:*:*:*:* cpe:2.3:h:siemens:simatic_cn_4100:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:simatic_s7-1500_cpu_1518-4_pn\/dp_mfp:-:*:*:*:*:*:*:* cpe:2.3:h:siemens:simatic_s7-1500_tm_mfp:-:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* cpe:2.3:o:siemens:sidis_secured_smartplug_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:siemens:simatic_cn_4100_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:siemens:simatic_s7-1500_cpu_1518-4_pn\/dp_mfp_firmware:3.15:*:*:*:*:*:*:* cpe:2.3:o:siemens:simatic_s7-1500_tm_mfp_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:siemens:sinec_os:*:*:*:*:*:*:*:* |
|
| Vendors & Products |
Debian
Debian debian Linux Siemens Siemens ruggedcom Rst2428p Siemens scalance Xch328 Siemens scalance Xcm324 Siemens scalance Xcm328 Siemens scalance Xcm332 Siemens scalance Xrh334 Siemens scalance Xrm334 Siemens sidis Prime Siemens sidis Secured Smartplug Siemens sidis Secured Smartplug Firmware Siemens simatic Cn 4100 Siemens simatic Cn 4100 Firmware Siemens simatic S7-1500 Cpu 1518-4 Pn\/dp Mfp Siemens simatic S7-1500 Cpu 1518-4 Pn\/dp Mfp Firmware Siemens simatic S7-1500 Tm Mfp Siemens simatic S7-1500 Tm Mfp Firmware Siemens sinec Os |
Sat, 07 Nov 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
cvssV3_1
|
cvssV3_1
|
Tue, 02 Jun 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Tue, 12 May 2026 13:30:00 +0000
Tue, 04 Nov 2025 22:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Mon, 03 Nov 2025 18:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Thu, 02 Oct 2025 09:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Openssl
Openssl openssl |
|
| Vendors & Products |
Openssl
Openssl openssl |
Wed, 01 Oct 2025 12:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
| |
| Metrics |
threat_severity
|
threat_severity
|
Tue, 30 Sep 2025 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
cvssV3_1
|
Tue, 30 Sep 2025 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Issue summary: An application trying to decrypt CMS messages encrypted using password based encryption can trigger an out-of-bounds read and write. Impact summary: This out-of-bounds read may trigger a crash which leads to Denial of Service for an application. The out-of-bounds write can cause a memory corruption which can have various consequences including a Denial of Service or Execution of attacker-supplied code. Although the consequences of a successful exploit of this vulnerability could be severe, the probability that the attacker would be able to perform it is low. Besides, password based (PWRI) encryption support in CMS messages is very rarely used. For that reason the issue was assessed as Moderate severity according to our Security Policy. The FIPS modules in 3.5, 3.4, 3.3, 3.2, 3.1 and 3.0 are not affected by this issue, as the CMS implementation is outside the OpenSSL FIPS module boundary. | |
| Title | Out-of-bounds read & write in RFC 3211 KEK Unwrap | |
| Weaknesses | CWE-125 CWE-787 |
|
| References |
|
|
Subscriptions
Status: PUBLISHED
Assigner: openssl
Published:
Updated: 2026-11-06T21:44:43.610Z
Reserved: 2025-08-20T08:38:07.678Z
Link: CVE-2025-9230
Updated: 2025-11-04T21:15:17.295Z
Status : Analyzed
Published: 2025-09-30T14:15:41.050
Modified: 2026-11-09T20:57:31.210
Link: CVE-2025-9230
OpenCVE Enrichment
Updated: 2025-10-02T08:46:22Z
Debian DLA
Debian DSA
EUVD
Ubuntu USN