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VULNERABILITIES

CVE-2021-3345 Details

Description

_gcry_md_block_write in cipher/hash-common.c in Libgcrypt version 1.9.0 has a heap-based buffer overflow when the digest final function sets a large count value. It is recommended to upgrade to 1.9.1 or later.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://bugs.gentoo.org/show_bug.cgi?id=767814 CVEIssue TrackingVendor Advisory
https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git%3Ba=commit%3Bh=512c0c75276949f13b6373b5c04f7065af750b08 CVE
https://gnupg.org CVEVendor Advisory
https://lists.gnupg.org/pipermail/gnupg-announce/2021q1/000455.html CVEMailing ListVendor Advisory
https://lists.gnupg.org/pipermail/gnupg-announce/2021q1/000456.html CVEMailing ListPatchVendor Advisory

see all 12 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-787Out-of-bounds Write[email protected]

Affected Products

ProductVersions
gnupg libgcrypt
1.9.0

CPE

  • cpe:2.3:a:gnupg:libgcrypt:1.9.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
oracle communications billing and revenue management
12.0.0.3.0

CPE

  • cpe:2.3:a:oracle:communications_billing_and_revenue_management:12.0.0.3.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

9 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-3345
NVD Published Date:
Jan 29, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-3345 Details - Not Deferred