CVE-2020-8595 is an authentication bypass vulnerability affecting specific versions of Istio and related Red Hat products. It allows unauthorized access to HTTP paths configured for JWT token authentication due to flaws in the Authentication Policy's exact-path matching logic, which can be circumvented by appending characters like '?' or '#' to URIs. Rated 7.3 HIGH on CVSS, this vulnerability is network-exploitable with low attack complexity, potentially leading to limited confidentiality, integrity, and availability impacts. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.3, <= 1.3.7CPE matchmatch criteria | cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:* | ||
>= 1.4.0, <= 1.4.3CPE matchmatch criteria | cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:* | ||
1.0CPE matchmatch criteria | cpe:2.3:a:redhat:openshift_service_mesh:1.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
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.