BIT-CEPH-2025-30156 Ceph: AES-CBC misuse in CephX and RADOSGW enables authentication bypass and credential forgery

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the CephX authentication protocol encrypts tickets with AES-128-CBC in an unauthenticated mode that uses a hard-coded initialization vector and no message...

AZL-98039 CVE-2025-30156 affecting package ceph 18.2.2-13

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the CephX authentication protocol encrypts tickets with AES-128-CBC in an unauthenticated mode that uses a hard-coded initialization vector and no message...

CVE-2025-30156

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the CephX authentication protocol encrypts tickets with AES-128-CBC in an unauthenticated mode that uses a hard-coded initialization vector and no message...

CVE-2025-30156: Use of a Broken or Risky Cryptographic Algorithm

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the CephX authentication protocol encrypts tickets with AES-128-CBC in an unauthenticated mode that uses a hard-coded initialization vector and no message...

CVE-2026-50152

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the Monitor subscription handler fails to properly authorize access to the configuration-key store, allowing any CephX user with only mon allow r capabilities to...

EUVD-2025-210807

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the CephX authentication protocol encrypts tickets with AES-128-CBC in an unauthenticated mode that uses a hard-coded initialization vector and no message...

CVE-2025-30156 Ceph: AES-CBC misuse in CephX and RADOSGW enables authentication bypass and credential forgery

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the CephX authentication protocol encrypts tickets with AES-128-CBC in an unauthenticated mode that uses a hard-coded initialization vector and no message...

CVE-2025-30156 Ceph: AES-CBC misuse in CephX and RADOSGW enables authentication bypass and credential forgery

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the CephX authentication protocol encrypts tickets with AES-128-CBC in an unauthenticated mode that uses a hard-coded initialization vector and no message...

CVE-2025-30156

CVE-2025-30156 affects the Ceph distributed storage platform in versions prior to 20.2.4 (Tentacle) and 19.2.6 . The CephX authentication protocol encrypts tickets with AES-128-CBC using a hard-coded IV and no message authentication, making it vulnerable to the same class of unauthenticated-encry...

CVE-2025-30156 Ceph: AES-CBC misuse in CephX and RADOSGW enables authentication bypass and credential forgery

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the CephX authentication protocol encrypts tickets with AES-128-CBC in an unauthenticated mode that uses a hard-coded initialization vector and no message...

Fedora 44 : ceph (2026-7de7d03796)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-7de7d03796 advisory. Ceph 20.2.4 GA CVE-2025-30156 is an authentication bypass in CephX caused by misuse of AES-CBC...

Fedora 43 : ceph (2026-ebffec502b)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-ebffec502b advisory. Ceph 19.2.6 GA CVE-2025-30156 is an authentication bypass in CephX caused by misuse of AES-CBC...

CVE-2026-50152

A flaw was found in the MON subscription handler of Ceph, a distributed storage system. The handler does not properly authorize access to the config-key store when processing MMonSubscribe messages. Any CephX user holding mon allow r capabilities can read the entire config-key store, which contai...

libceph: refresh auth->authorizer_buf{,_len} after authorizer update

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kernel: ceph: kernel: Ceph: exploit of hardcoded IVECs, in a misuse of AES, resulting in authentication bypass

A flaw was found in the CephX authentication protocol used by Ceph, a distributed storage system. CephX uses AES-128-CBC encryption with a hardcoded initialization vector and no message authentication HMAC, making it vulnerable to the same class of unauthenticated-encryption attacks that...

kernel: ceph: kernel: Ceph: exploit of hardcoded IVECs, in a misuse of AES, resulting in authentication bypass

A flaw was found in the CephX authentication protocol used by Ceph, a distributed storage system. CephX uses AES-128-CBC encryption with a hardcoded initialization vector and no message authentication HMAC, making it vulnerable to the same class of unauthenticated-encryption attacks that...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001636)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001636 advisory. It was found that cephx authentication protocol did not verify ceph clients correctly and was vulnerable to replay attack. Any attacker having access to ceph cluster...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001121)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001121 advisory. A flaw was found in the way signature calculation was handled by cephx authentication protocol. An attacker having access to ceph cluster network who is able to alte...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003233)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003233 advisory. It was found that cephx authentication protocol did not verify ceph clients correctly and was vulnerable to replay attack. Any attacker having access to ceph cluster...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002997)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002997 advisory. A flaw was found in the way signature calculation was handled by cephx authentication protocol. An attacker having access to ceph cluster network who is able to alte...