Padding oracle attack vulnerability in Oberon microsystem AG’s Oberon PSA Crypto library in all versions since 1.0.0 and prior to 2.1.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS#1 v1.5 decrypt operations.

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History

Thu, 13 Aug 2026 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Oberon Microsystems Ag
Oberon Microsystems Ag oberon Psa Crypto
Vendors & Products Oberon Microsystems Ag
Oberon Microsystems Ag oberon Psa Crypto

Thu, 13 Aug 2026 09:00:00 +0000

Type Values Removed Values Added
Description Padding oracle attack vulnerability in Oberon microsystem AG’s Oberon PSA Crypto library in all versions since 1.0.0 and prior to 2.1.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS#1 v1.5 decrypt operations.
Title Timing side-channel in RSA PKCS#1 v1.5 decryption in Oberon PSA Crypto
Weaknesses CWE-208
CWE-327
References
Metrics cvssV4_0

{'score': 5.9, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: NCSC.ch

Published:

Updated: 2026-08-13T08:29:07.388Z

Reserved: 2026-07-21T11:21:06.418Z

Link: CVE-2026-16459

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-13T09:17:12.447

Modified: 2026-08-13T09:17:12.447

Link: CVE-2026-16459

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T10:39:03Z

Weaknesses