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Package details: pkg:deb/ubuntu/libgcrypt20@1.6.0-2ubuntu1
purl pkg:deb/ubuntu/libgcrypt20@1.6.0-2ubuntu1
Next non-vulnerable version 1.8.5-5ubuntu1.1
Latest non-vulnerable version 1.8.5-5ubuntu1.1
Risk 4.5
Vulnerabilities affecting this package (12)
Vulnerability Summary Fixed by
VCID-2z7d-8u2h-aaaa
Aliases:
CVE-2019-13627
It was discovered that there was a ECDSA timing attack in the libgcrypt20 cryptographic library. Version affected: 1.8.4-5, 1.7.6-2+deb9u3, and 1.6.3-2+deb8u4. Versions fixed: 1.8.5-2 and 1.6.3-2+deb8u7.
1.8.4-5ubuntu2.1
Affected by 3 other vulnerabilities.
VCID-4s5w-7qf5-aaak
Aliases:
CVE-2015-0837
The mpi_powm function in Libgcrypt before 1.6.3 and GnuPG before 1.4.19 allows attackers to obtain sensitive information by leveraging timing differences when accessing a pre-computed table during modular exponentiation, related to a "Last-Level Cache Side-Channel Attack."
1.6.1-2ubuntu1.14.04.1
Affected by 9 other vulnerabilities.
VCID-6546-cx94-aaah
Aliases:
CVE-2021-33560
Libgcrypt before 1.8.8 and 1.9.x before 1.9.3 mishandles ElGamal encryption because it lacks exponent blinding to address a side-channel attack against mpi_powm, and the window size is not chosen appropriately. This, for example, affects use of ElGamal in OpenPGP.
1.8.5-5ubuntu1.1
Affected by 0 other vulnerabilities.
VCID-av6f-h7c6-aaaq
Aliases:
CVE-2017-9526
In Libgcrypt before 1.7.7, an attacker who learns the EdDSA session key (from side-channel observation during the signing process) can easily recover the long-term secret key. 1.7.7 makes a cipher/ecc-eddsa.c change to store this session key in secure memory, to ensure that constant-time point operations are used in the MPI library.
1.7.6-2
Affected by 6 other vulnerabilities.
VCID-d91d-8t7r-aaag
Aliases:
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 _gcry_ecc_ecdsa_sign function in cipher/ecc-ecdsa.c, 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.
1.8.1-4ubuntu1.1
Affected by 4 other vulnerabilities.
VCID-fan4-zdcw-aaam
Aliases:
CVE-2016-6313
The mixing functions in the random number generator in Libgcrypt before 1.5.6, 1.6.x before 1.6.6, and 1.7.x before 1.7.3 and GnuPG before 1.4.21 make it easier for attackers to obtain the values of 160 bits by leveraging knowledge of the previous 4640 bits.
1.7.2-2ubuntu1
Affected by 7 other vulnerabilities.
VCID-ke9d-zyem-aaar
Aliases:
CVE-2015-7511
Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.
1.6.5-2
Affected by 8 other vulnerabilities.
VCID-sjza-hk7v-aaag
Aliases:
CVE-2014-5270
Libgcrypt before 1.5.4, as used in GnuPG and other products, does not properly perform ciphertext normalization and ciphertext randomization, which makes it easier for physically proximate attackers to conduct key-extraction attacks by leveraging the ability to collect voltage data from exposed metal, a different vector than CVE-2013-4576.
1.6.1-2ubuntu1
Affected by 11 other vulnerabilities.
VCID-tegv-r6ak-aaaa
Aliases:
CVE-2021-40528
The ElGamal implementation in Libgcrypt before 1.9.4 allows plaintext recovery because, during interaction between two cryptographic libraries, a certain dangerous combination of the prime defined by the receiver's public key, the generator defined by the receiver's public key, and the sender's ephemeral exponents can lead to a cross-configuration attack against OpenPGP.
1.8.5-5ubuntu1.1
Affected by 0 other vulnerabilities.
VCID-vavn-12uu-aaan
Aliases:
CVE-2017-7526
libgcrypt before version 1.7.8 is vulnerable to a cache side-channel attack resulting into a complete break of RSA-1024 while using the left-to-right method for computing the sliding-window expansion. The same attack is believed to work on RSA-2048 with moderately more computation. This side-channel requires that attacker can run arbitrary software on the hardware where the private RSA key is used.
1.7.8-1
Affected by 5 other vulnerabilities.
VCID-vx9d-bz2m-aaan
Aliases:
CVE-2014-3591
Libgcrypt before 1.6.3 and GnuPG before 1.4.19 does not implement ciphertext blinding for Elgamal decryption, which allows physically proximate attackers to obtain the server's private key by determining factors using crafted ciphertext and the fluctuations in the electromagnetic field during multiplication.
1.6.1-2ubuntu1.14.04.1
Affected by 9 other vulnerabilities.
VCID-zyrm-1dsx-aaab
Aliases:
CVE-2021-3345
_gcry_md_block_write in cipher/hash-common.c in Libgcrypt version 1.9.0 has a heap-based buffer overflow when the digest final function sets a large count value. It is recommended to upgrade to 1.9.1 or later.
1.8.5-5ubuntu1
Affected by 2 other vulnerabilities.
Vulnerabilities fixed by this package (0)
Vulnerability Summary Aliases
This package is not known to fix vulnerabilities.

Date Actor Action Vulnerability Source VulnerableCode Version