CVE-2020-5311

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

4.21% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 90.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/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

Important. 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

2020-01-03 00:52Z6 YR AGO

Last updated

2024-08-04 08:22Z2 YR AGO

Reserved

2020-01-03

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

bdfb5907202d31933555aa84f54ef29be588e92439aeb04f3ae56fb973445026

• pillow.readthedocs.iohttps://pillow.readthedocs.io/en/stable/releasenotes/6.2.2.htmlx_refsource_MISC
• github.comhttps://github.com/python-pillow/Pillow/commit/a79b65c47c7dc6fe623aadf09aa6192fc54548f3x_refsource_MISC
• lists.fedoraproject.orgFEDORA-2020-df444e464ehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MMU3WT2X64GS5WHDPKKC2WZA7UIIQ3A/vendor-advisoryx_refsource_FEDORA
• usn.ubuntu.comUSN-4272-1https://usn.ubuntu.com/4272-1/vendor-advisoryx_refsource_UBUNTU
• access.redhat.comRHSA-2020:0566https://access.redhat.com/errata/RHSA-2020:0566vendor-advisoryx_refsource_REDHAT
• lists.fedoraproject.orgFEDORA-2020-5cdbb19ccahttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3DUMIBUYGJRAVJCTFUWBRLVQKOUTVX5P/vendor-advisoryx_refsource_FEDORA
• www.debian.orgDSA-4631https://www.debian.org/security/2020/dsa-4631vendor-advisoryx_refsource_DEBIAN
• access.redhat.comRHSA-2020:0580https://access.redhat.com/errata/RHSA-2020:0580vendor-advisoryx_refsource_REDHAT