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."
CVSS Details
- CVSS 3.1 Base Score: 5.9
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | debian-upgrade-gnupgdebian-upgrade-libgcrypt11debian-upgrade-libgcrypt20 | Jul 30, 2024 | Nov 29, 2019 | |
| Gentoo Linux | gentoo-linux-upgrade-app-crypt-gnupggentoo-linux-upgrade-dev-libs-libgcrypt | Oct 30, 2017 | Oct 10, 2016 | |
| Huawei Euleros 2_0_sp2 | huawei-euleros-2_0_sp2-upgrade-libgcrypthuawei-euleros-2_0_sp2-upgrade-libgcrypt-devel | Jun 17, 2020 | Nov 29, 2019 | |
| Huawei Euleros 2_0_sp3 | huawei-euleros-2_0_sp3-upgrade-libgcrypthuawei-euleros-2_0_sp3-upgrade-libgcrypt-devel | Apr 16, 2020 | Nov 29, 2019 | |
| Huawei Euleros 2_0_sp5 | huawei-euleros-2_0_sp5-upgrade-libgcrypthuawei-euleros-2_0_sp5-upgrade-libgcrypt-devel | Feb 24, 2020 | Nov 29, 2019 | |
| Redhat_linux | no-fix-redhat-rpm-package | Jul 9, 2025 | Nov 29, 2019 | |
| Ubuntu | ubuntu-upgrade-gnupgubuntu-upgrade-gnupg2ubuntu-upgrade-libgcrypt11ubuntu-upgrade-libgcrypt20 | Nov 8, 2024 | Nov 29, 2019 |
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