CVE-2018-12435

CVE-2018-12435 affects Botan 2.5.0–2.6.0 prior to 2.7.0, enabling a memory-cache side-channel attack on ECDSA (ROHNP) that could allow key recovery when attacker has local access or co-residency on the same host. Connected advisories confirm the issue in Botan’s ECDSA signing and related code pat...

CVE-2018-12437

LibTomCrypt through 1.18.1 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host...

CVE-2018-12438

The CVE-2018-12438 entry concerns the Elliptic Curve Cryptography library (sunec/libsunec) enabling a memory-cache side-channel attack on ECDSA signatures (ROHNP). Documentation states an attacker must have local access or co-residency on the same host to recover an ECDSA key. No specific vulnera...

CVE-2018-12433

Cryptolib up to version 3.4.4 is affected by a memory-cache side-channel vulnerability (ROHNP) in DSA/ECDSA signatures. The issue requires local or co-resident VM access to exploit. Public documents do not specify a fixed patched version; one source notes no information about a newer release cont...

CVE-2018-12433

cryptlib through 3.4.4 allows a memory-cache side-channel attack on DSA and ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover a key, the attacker needs access to either the local machine or a different virtual machine on the same physical host. NOTE: the vendor...

CVE-2018-12434

CVE-2018-12434 affects LibreSSL up to 2.6.5 and 2.7.x up to 2.7.4, enabling a memory-cache side-channel (ROHNP) during DSA/ECDSA signature generation. An attacker with local access or co-residency on the same physical host can potentially recover a private key. The disclosures in the connected Re...

CVE-2018-12433: Exposure of Sensitive Information to an Unauthorized Actor

cryptlib through 3.4.4 allows a memory-cache side-channel attack on DSA and ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover a key, the attacker needs access to either the local machine or a different virtual machine on the same physical host. NOTE: the vendor...

PT-2018-11173

Name of the Vulnerable Software and Affected Versions LibTomCrypt versions prior to 1.18.2 Description The issue allows a memory-cache side-channel attack on ECDSA signatures, also known as the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to...

CVE-2018-12440: Exposure of Sensitive Information to an Unauthorized Actor

BoringSSL through 2018-06-14 allows a memory-cache side-channel attack on DSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover a DSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host...

PT-2018-11169 · Cryptolib · Cryptolib

Name of the Vulnerable Software and Affected Versions: cryptlib versions 3.4.4 and earlier Description: The issue allows a memory-cache side-channel attack on DSA and ECDSA signatures, also known as the Return Of the Hidden Number Problem or ROHNP. To discover a key, the attacker needs access to...

CVE-2018-12434: Exposure of Sensitive Information to an Unauthorized Actor

LibreSSL before 2.6.5 and 2.7.x before 2.7.4 allows a memory-cache side-channel attack on DSA and ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover a key, the attacker needs access to either the local machine or a different virtual machine on the same physical ho...

CVE-2018-12437: Exposure of Sensitive Information to an Unauthorized Actor

LibTomCrypt through 1.18.1 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host...

CVE-2018-12439: Exposure of Sensitive Information to an Unauthorized Actor

MatrixSSL through 3.9.5 Open allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host...

CVE-2018-12438: Exposure of Sensitive Information to an Unauthorized Actor

The Elliptic Curve Cryptography library aka sunec or libsunec allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the...

CVE-2018-12435: Exposure of Sensitive Information to an Unauthorized Actor

Botan 2.5.0 through 2.6.0 before 2.7.0 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP, related to dsa/dsa.cpp, ecgroup/ecgroup.cpp, and ecdsa/ecdsa.cpp. To discover an ECDSA key, the attacker needs access to either the local...

CVE-2018-12436: Exposure of Sensitive Information to an Unauthorized Actor

wolfcrypt/src/ecc.c in wolfSSL before 3.15.1.patch allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physic...

CVE-2018-0495

Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the gcryeccecdsasign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. T...

CVE-2018-0495

Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the gcryeccecdsasign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. T...

DEBIAN-CVE-2018-0495

Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the gcryeccecdsasign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. T...

ALPINE-CVE-2018-0495

Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the gcryeccecdsasign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. T...