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.
| Reporter | Title | Published | Views | Family All 106 |
|---|---|---|---|---|
 | CVE-2015-3591 | 25 Feb 201611:59 | – | attackerkb |
 | Medium: libgcrypt | 4 Aug 201500:00 | – | amazon |
 | Amazon Linux AMI : libgcrypt (ALAS-2015-577) | 5 Aug 201500:00 | – | nessus |
| Debian DLA-175-1 : gnupg security update | 26 Mar 201500:00 | – | nessus |
| Debian DLA-190-1 : libgcrypt11 security update | 10 Apr 201500:00 | – | nessus |
| Debian DSA-3184-1 : gnupg - security update | 13 Mar 201500:00 | – | nessus |
| Debian DSA-3185-1 : libgcrypt11 - security update | 13 Mar 201500:00 | – | nessus |
| EulerOS 2.0 SP5 : libgcrypt (EulerOS-SA-2019-2695) | 23 Dec 201900:00 | – | nessus |
| EulerOS 2.0 SP3 : libgcrypt (EulerOS-SA-2020-1400) | 15 Apr 202000:00 | – | nessus |
| EulerOS Virtualization 3.0.2.2 : libgcrypt (EulerOS-SA-2020-1498) | 16 Apr 202000:00 | – | nessus |
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04 Sep 2025 03:41Current
5.2Medium risk
Vulners AI Score5.2
CVSS 21.9
CVSS 3.14.2
EPSS0.00576