CVE-2021-45451

mediumPriorität · verfolgen · 30OT-Risiko · erhöhtEPSS 0.010 · 61. PerzentilDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.95% (61st) EPSS

CVSS 5 · medium

Is it mine?

37 products

Prüfe deine Angriffsfläche

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · siemens_psirt

EPSS · bewertet 2026-10-27

In Mbed TLS before 3.1.0, psa_aead_generate_nonce allows policy bypass or oracle-based decryption when the output buffer is at memory locations accessible to an untrusted application.

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

BehobenSCALANCE XCH328 (6GK5328-4TS01-2EC2)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XCM324 (6GK5324-8TS01-2AC2)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XCM328 (6GK5328-4TS01-2AC2)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XCM332 (6GK5332-0GA01-2AC2)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRH334 (24 V DC, 8xFO, CC) (6GK5334-2TS01-2ER3)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (230 V AC, 12xFO) (6GK5334-3TS01-3AR3)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (230 V AC, 8xFO) (6GK5334-2TS01-3AR3)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (24 V DC, 12xFO) (6GK5334-3TS01-2AR3)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (24 V DC, 8xFO) (6GK5334-2TS01-2AR3)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (2x230 V AC, 12xFO) (6GK5334-3TS01-4AR3)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (2x230 V AC, 8xFO) (6GK5334-2TS01-4AR3)siemens_psirt
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XCH328 (6GK5328-4TS01-2EC2)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XCM324 (6GK5324-8TS01-2AC2)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XCM328 (6GK5328-4TS01-2AC2)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XCM332 (6GK5332-0GA01-2AC2)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRH334 (24 V DC, 8xFO, CC) (6GK5334-2TS01-2ER3)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (230 V AC, 12xFO) (6GK5334-3TS01-3AR3)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (230 V AC, 8xFO) (6GK5334-2TS01-3AR3)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (24 V DC, 12xFO) (6GK5334-3TS01-2AR3)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (24 V DC, 8xFO) (6GK5334-2TS01-2AR3)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (2x230 V AC, 12xFO) (6GK5334-3TS01-4AR3)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/
BehobenSCALANCE XRM334 (2x230 V AC, 8xFO) (6GK5334-2TS01-4AR3)cisa_csaf_ot
Update to V2.4 or later version
https://support.industry.siemens.com/cs/ww/en/view/109826613/

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

7.5

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USAusnutzbarkeit 10 · Auswirkung 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:Csecondary · CISA US

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-327USprimärCWE-327USCWE-327US

betroffene Produkte (37)

Betroffene Produkte und Versionsbereiche.

20 von 37 angezeigt

Advisories (2)

Hersteller- und Ökosystem-Meldungen dazu.

SSA-806742SSA-806742: Multiple Vulnerabilities in SCALANCE XCM-/XRM-300 before V2.42024-02-13csaf · siemens_psirtDE
SCALANCE XCM-/XRM-300 before V2.4 is affected by multiple vulnerabilities. Siemens has released an update for SCALANCE X-300 and recommends to update to the latest version.
ICSA-24-046-11Siemens SCALANCE XCM-/XRM-3002024-02-13icsa · cisa_csaf_otUS
SCALANCE XCM-/XRM-300 before V2.4 is affected by multiple vulnerabilities. Siemens has released an update for SCALANCE X-300 and recommends to update to the latest version.

auch bekannt als (3)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd cisa_csaf_ot siemens_psirt NVD CVE.org MITRE

veröffentlicht 2021-12-21geändert 2026-06-17

verwandt (918)

Verwandte Einträge.

ID	Schweregrad	EPSS	ausnutzbar	veröffentlicht
CVE-2023-22518US	critical9.8OT kritisch	100.0% (100th)	KEV	2023-10-31
All versions of Confluence Data Center and Server are affected by this unexploited vulnerability. This Improper Authorization vulnerability allows an unauthenticated attacker to re…
CVE-2023-34039US	critical9.8OT hoch	67.2% (99th)	Exploit	2023-08-29
Aria Operations for Networks contains an Authentication Bypass vulnerability due to a lack of unique cryptographic key generation. A malicious actor with network access to Aria Ope…
CVE-2016-2183US	high7.5OT hoch	94.7% (100th)	Exploit	2016-09-01
The DES and Triple DES ciphers, as used in the TLS, SSH, and IPSec protocols and other protocols and products, have a birthday bound of approximately four billion blocks, which mak…
CVE-2016-6602US	critical9.8OT hoch	55.7% (99th)	Exploit	2017-01-23
ZOHO WebNMS Framework 5.2 and 5.2 SP1 use a weak obfuscation algorithm to store passwords, which allows context-dependent attackers to obtain cleartext passwords by leveraging acce…
CVE-2014-8687US	critical9.8OT hoch	43.8% (99th)	Exploit	2017-06-08
Seagate Business NAS devices with firmware before 2015.00322 allow remote attackers to execute arbitrary code with root privileges by leveraging use of a static encryption key to c…

+913 weitere

Referenzen (11)

Externe Belege — Patches, Meldungen, Analysen.

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