CVE-2026-59647 CRMF/CMP password-MAC honours unbounded iteration count

In Bouncy Castle for Java before 1.85, CRMF/CMP password-MAC honours unbounded iteration count. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS BC-FJA before bcpkix-fips 1.0.12 1.0.X series, 2.0.12 2.0.X series and 2.1.12 2.1.X series...

openssl: PKCS#12 Files with PBMAC1 Are Accepted with Short HMAC Keys

A flaw was found in OpenSSL. This vulnerability allows a remote attacker to forge PKCS12 Public-Key Cryptography Standards 12 files that use Password-Based Message Authentication Code 1 PBMAC1 with short HMAC Hash-based Message Authentication Code keys. This can lead to a service accepting...

ALPINE-CVE-2026-34181

Issue Summary: The PKCS12 file processing fails to perform sufficient input validation for files that use Password-Based Message Authentication Code 1 PBMAC1 integrity mechanism allowing a certificate and private key forgery. Impact Summary: An attacker impersonating a user can cause a service...

CVE-2026-34181

Issue Summary: The PKCS12 file processing fails to perform sufficient input validation for files that use Password-Based Message Authentication Code 1 PBMAC1 integrity mechanism allowing a certificate and private key forgery. Impact Summary: An attacker impersonating a user can cause a service...

CVE-2026-34181 PKCS#12 Files with PBMAC1 Are Accepted with Short HMAC Keys

Issue Summary: The PKCS12 file processing fails to perform sufficient input validation for files that use Password-Based Message Authentication Code 1 PBMAC1 integrity mechanism allowing a certificate and private key forgery. Impact Summary: An attacker impersonating a user can cause a service...

CVE-2026-34181 PKCS#12 Files with PBMAC1 Are Accepted with Short HMAC Keys

Issue Summary: The PKCS12 file processing fails to perform sufficient input validation for files that use Password-Based Message Authentication Code 1 PBMAC1 integrity mechanism allowing a certificate and private key forgery. Impact Summary: An attacker impersonating a user can cause a service...

CVE-2026-34181

Issue Summary: The PKCS12 file processing fails to perform sufficient input validation for files that use Password-Based Message Authentication Code 1 PBMAC1 integrity mechanism allowing a certificate and private key forgery. Impact Summary: An attacker impersonating a user can cause a service...

JLSEC-2026-255 Issue summary: PBMAC1 parameters in PKCS#12 files are missing validation which can trigger a...

Issue summary: PBMAC1 parameters in PKCS12 files are missing validation which can trigger a stack-based buffer overflow, invalid pointer or NULL pointer dereference during MAC verification. Impact summary: The stack buffer overflow or NULL pointer dereference may cause a crash leading to Denial o...

SUSE-SU-2026:20542-1 Security update for openssl-3-livepatches

This update for openssl-3-livepatches fixes the following issues: - CVE-2025-11187: Fixed improper validation of PBMAC1 parameters in PKCS12 MAC verification bsc1256878. - CVE-2025-15467: Fixed stack buffer overflow in CMS AuthEnvelopedData parsing bsc1256876. - CVE-2025-15468: Fixed NULL...

EUVD-2025-206402

Issue summary: PBMAC1 parameters in PKCS12 files are missing validation which can trigger a stack-based buffer overflow, invalid pointer or NULL pointer dereference during MAC verification. Impact summary: The stack buffer overflow or NULL pointer dereference may cause a crash leading to Denial o...

CVE-2025-11187 Improper validation of PBMAC1 parameters in PKCS#12 MAC verification

Issue summary: PBMAC1 parameters in PKCS12 files are missing validation which can trigger a stack-based buffer overflow, invalid pointer or NULL pointer dereference during MAC verification. Impact summary: The stack buffer overflow or NULL pointer dereference may cause a crash leading to Denial o...

CVE-2025-11187

Issue summary: PBMAC1 parameters in PKCS12 files are missing validation which can trigger a stack-based buffer overflow, invalid pointer or NULL pointer dereference during MAC verification. Impact summary: The stack buffer overflow or NULL pointer dereference may cause a crash leading to Denial o...

OpenSSL -- Multiple vulnerabilities

The OpenSSL project reports: Improper validation of PBMAC1 parameters in PKCS12 MAC verification CVE-2025-11187 Stack buffer overflow in CMS AuthEnvelopedData parsing CVE-2025-15467 NULL dereference in SSLCIPHERfind function on unknown cipher ID CVE-2025-15468 "openssl dgst" one-shot codepath...

CVE-2024-36066

The CMP CLI client in KeyFactor EJBCA before 8.3.1 has only 6 octets of salt, and is thus not compliant with the security requirements of RFC 4211, and might make man-in-the-middle attacks easier. CMP includes password-based MAC as one of the options for message integrity and authentication the...

PT-2024-26877 · Keyfactor · Keyfactor Ejbca

Name of the Vulnerable Software and Affected Versions: KeyFactor EJBCA versions prior to 8.3.1 Description: The issue concerns the CMP CLI client in KeyFactor EJBCA, which has a hardcoded salt that is only 6 octets long. This is not compliant with the security requirements of RFC 4211, which...

CVE-2024-36066

The CMP CLI client in KeyFactor EJBCA before 8.3.1 has only 6 octets of salt, and is thus not compliant with the security requirements of RFC 4211, and might make man-in-the-middle attacks easier. CMP includes password-based MAC as one of the options for message integrity and authentication the...

CVE-2024-36066

The CMP CLI client in KeyFactor EJBCA before 8.3.1 has only 6 octets of salt, and is thus not compliant with the security requirements of RFC 4211, and might make man-in-the-middle attacks easier. CMP includes password-based MAC as one of the options for message integrity and authentication the...