CVE-2020-22219

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.81% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 54.4% 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

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

2023-08-22 00:00Z3 YR AGO

Last updated

2024-10-03 18:08Z1 YR AGO

Reserved

2020-08-13

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

Data version

5.1

Document digest

ddc126ae881a42bd84646733f30282faec158bade86522740ed28d1f8609937e

• github.comhttps://github.com/xiph/flac/issues/215
• lists.fedoraproject.orgFEDORA-2023-bf8423a373https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZD2AJTU4PCJQP7HPTS2L2ELJWBASCRGD/vendor-advisory
• www.debian.orgDSA-5500https://www.debian.org/security/2023/dsa-5500vendor-advisory
• lists.debian.org[debian-lts-announce] 20230925 [SECURITY] [DLA 3581-1] flac security updatehttps://lists.debian.org/debian-lts-announce/2023/09/msg00028.htmlmailing-list