CVE-2020-17527 describes an information leakage vulnerability in Apache Tomcat versions 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39, and 8.5.0 to 8.5.59, where HTTP/2 connections could re-use a header value from a previous stream for a subsequent request. This vulnerability is rated High severity (CVSS 7.5) due to its network attack vector and potential for high confidentiality impact (CWE-200), though it would likely cause connection errors. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage for this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 8.5.1, <= 8.5.59CPE matchmatch criteria | cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:* | ||
>= 9.0.1, <= 9.0.35CPE matchmatch criteria | cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:* | ||
9.0.0CPE matchmatch criteria | cpe:2.3:a:apache:tomcat:9.0.0:milestone10:*:*:*:*:*:* | ||
9.0.0CPE matchmatch criteria | cpe:2.3:a:apache:tomcat:9.0.0:milestone11:*:*:*:*:*:* | ||
9.0.0CPE matchmatch criteria | cpe:2.3:a:apache:tomcat:9.0.0:milestone12:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
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