CVE-2020-9494 describes a denial-of-service vulnerability in Apache Traffic Server versions 6.0.0-6.2.3, 7.0.0-7.1.10, and 8.0.0-8.0.7, where specially crafted HTTP/2 HEADERS frames can lead to excessive memory allocation and thread spinning. This vulnerability has a CVSS score of 7.5 (High), indicating a network-exploitable attack with low complexity, requiring no privileges or user interaction, and resulting in high availability impact. While the EPSS score is low and there is no evidence of active exploitation, public exploit code, or significant community discussion, organizations using affected versions should still consider patching.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 6.0.0, <= 6.2.3CPE matchmatch criteria | cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:* | ||
>= 7.0.0, <= 7.1.10CPE matchmatch criteria | cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:* | ||
>= 8.0.0, <= 8.0.7CPE matchmatch criteria | cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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Remediation records are not available for this CVE.