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CVE-2015-0837

MEDIUM

5.9

Description

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."

CVE Details

CVSS v3.1 Score5.9

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

Published11/29/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxgnupg:gnupggnupg:libgcrypt

Weaknesses (CWE)

CWE-203

References

http://www.debian.org/security/2015/dsa-3184(security@debian.org)

http://www.debian.org/security/2015/dsa-3185(security@debian.org)

https://ieeexplore.ieee.org/document/7163050(security@debian.org)

https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000363.html(security@debian.org)

https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000364.html(security@debian.org)

http://www.debian.org/security/2015/dsa-3184(af854a3a-2127-422b-91ae-364da2661108)

http://www.debian.org/security/2015/dsa-3185(af854a3a-2127-422b-91ae-364da2661108)

https://ieeexplore.ieee.org/document/7163050(af854a3a-2127-422b-91ae-364da2661108)

https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000363.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000364.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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