CVE-2021-3345

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.06% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 62.3% of scored records. A rank, not a probability.

NVD base score

7.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Critical. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-01-29 14:20Z5 YR AGO

Last updated

2024-08-03 16:53Z2 YR AGO

Reserved

2021-01-29

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

874237085350581d97fd0477dd955c2ef19eb633a85fe51d23d6f89f453cfea4

• git.gnupg.orghttps://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git%3Ba=commit%3Bh=512c0c75276949f13b6373b5c04f7065af750b08x_refsource_MISC
• lists.gnupg.orghttps://lists.gnupg.org/pipermail/gnupg-announce/2021q1/000455.htmlx_refsource_MISC
• lists.gnupg.orghttps://lists.gnupg.org/pipermail/gnupg-announce/2021q1/000456.htmlx_refsource_MISC
• gnupg.orghttps://gnupg.orgx_refsource_MISC
• bugs.gentoo.orghttps://bugs.gentoo.org/show_bug.cgi?id=767814x_refsource_MISC
• www.oracle.comhttps://www.oracle.com//security-alerts/cpujul2021.htmlx_refsource_MISC