Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Physical
0

CVE-2014-3591

Disclosure Date: November 29, 2019
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

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.

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CVSS V3 Severity and Metrics
Base Score:
4.2 Medium
Impact Score:
3.6
Exploitability Score:
0.5
Vector:
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector (AV):
Physical
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
None
Availability (A):
None

General Information

Vendors

  • debian,
  • gnupg

Products

  • debian linux 7.0,
  • debian linux 8.0,
  • gnupg,
  • libgcrypt

Additional Info

Technical Analysis