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."

CVSS v3.0 5.9 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.9^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:N/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
http://www.debian.org/security/2015/dsa-3185	Third Party Advisory
https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000363.html	Mailing List Vendor Advisory
https://ieeexplore.ieee.org/document/7163050	Third Party Advisory
http://www.debian.org/security/2015/dsa-3184	Third Party Advisory
https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000364.html	Mailing List Vendor Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:gnupg:gnupg::::::::
	cpe:2.3:a:gnupg:libgcrypt::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:7.0:::::::*
	cpe:2.3:o:debian:debian_linux:8.0:::::::*

Information

Published : 2019-11-29 14:15

Updated : 2019-12-14 05:59

NVD link : CVE-2015-0837

Mitre link : CVE-2015-0837

JSON object : View

CWE

CWE-203

Observable Discrepancy

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Products Affected

debian

debian_linux

gnupg

libgcrypt
gnupg

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