CVE-2021-32761

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

36.55% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 98.4% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/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

Moderate. 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

2021-07-21 20:50Z5 YR AGO

Last updated

2024-08-03 23:33Z2 YR AGO

Reserved

2021-05-12

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

• CWE-125Out-of-bounds ReadBase
• CWE-680Integer Overflow to Buffer OverflowCompound
• CWE-190Integer Overflow or WraparoundBase

Data version

5.1

Document digest

c44ce9b5f1c83da624f7c4a8b724781f869d82056c50c3eab3994c97accea6b1

• github.comhttps://github.com/redis/redis/security/advisories/GHSA-8wxq-j7rp-g8wjx_refsource_CONFIRM
• lists.debian.org[debian-lts-announce] 20210722 [SECURITY] [DLA 2717-1] redis security updatehttps://lists.debian.org/debian-lts-announce/2021/07/msg00017.htmlmailing-listx_refsource_MLIST
• lists.fedoraproject.orgFEDORA-2021-10d54c261fhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VGX7RRAWGXWXEAKJTQYSDSBO2BC3SAHD/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2021-76cf1653b3https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6O7AUOROBYGP5IMGJPC5HZ3R2RB6GZ5X/vendor-advisoryx_refsource_FEDORA
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20210827-0004/x_refsource_CONFIRM
• lists.debian.org[debian-lts-announce] 20210827 [SECURITY] [DLA 2717-2] redis security updatehttps://lists.debian.org/debian-lts-announce/2021/08/msg00026.htmlmailing-listx_refsource_MLIST
• www.debian.orgDSA-5001https://www.debian.org/security/2021/dsa-5001vendor-advisoryx_refsource_DEBIAN
• security.gentoo.orgGLSA-202209-17https://security.gentoo.org/glsa/202209-17vendor-advisoryx_refsource_GENTOO