PT-2019-5078 · Debian+7 · Libgcrypt20+7

Published 2019-08-30 · Updated 2024-06-15 · CVE-2019-13627

Positive Technologies (AI Summary)

CVSS v3.1

6.3

Medium

Base vector

AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

Name of the Vulnerable Software and Affected Versions libgcrypt20 versions 1.6.3-2+deb8u4 through 1.8.4-5

Description The issue is related to an ECDSA timing attack in the libgcrypt20 cryptographic library. It may also be associated with a situation where concurrent execution with shared resources and improper synchronization can lead to exploitation, potentially causing a denial of service.

Recommendations For versions 1.6.3-2+deb8u4 through 1.7.6-2+deb9u3, update to version 1.6.3-2+deb8u7 or later. For versions 1.8.4-5, update to version 1.8.5-2 or later.

Fix

Side Channel Attack

Race Condition

Weakness Enumeration

CWE-203

CWE-362

Related Identifiers

ALT-PU-2019-2588

ALT-PU-2020-1687

AZL-41066

BDU:2020-01727

CESA-2020_4482

CVE-2019-13627

DLA-1931-1

DLA-1931-2

MGASA-2019-0256

OPENSUSE-SU-2019:2161-1

OPENSUSE-SU-2019_2161-1

OPENSUSE-SU-2020:0022-1

OPENSUSE-SU-2020_0022-1

OPENSUSE-SU-2024:10941-1

RHSA-2020:4482

RHSA-2020_4482

RLSA-2020:4482

SUSE-SU-2019:2349-1

SUSE-SU-2019:2510-1

SUSE-SU-2019:3392-1

SUSE-SU-2019_2349-1

SUSE-SU-2019_2510-1

SUSE-SU-2019_3392-1

USN-4236-1

USN-4236-2

USN-4236-3

Affected Products

Alt Linux

Astra Linux

Centos

Red Hat

Rocky Linux

Suse

Ubuntu

Libgcrypt20

References · 68

• https://ubuntu.com/security/notices/USN-4236-1 · Vendor Advisory
• https://usn.ubuntu.com/4236-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4236-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4236-2 · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00060.html · Vendor Advisory
• https://osv.dev/vulnerability/RLSA-2020:4482 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-13627 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-13627 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10941-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2019:2510-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4236-3 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-01727 · Security Note
• https://cve.org/CVERecord?id=CVE-2019-13627 · Security Note
• https://osv.dev/vulnerability/AZL-41066 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2020-4482.html · Vendor Advisory