Varnish Cache, with HTTP/2 enabled, allows request smuggling and VCL authorization bypass via a large Content-Length header for a POST request. This affects Varnish Enterprise 6.0.x before 6.0.8r3, and Varnish Cache 5.x and 6.x before 6.5.2, 6.6.x before 6.6.1, and 6.0 LTS before 6.0.8.
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No Fix Known
No patch has been released yet. Apply workarounds or mitigations where available.
| Vendor | Product | Versions | Fixed In |
|---|---|---|---|
| varnish-cache | varnish_cache | 6.0.0 - 6.0.8 | - |
| varnish-cache | varnish_cache | - | - |
| varnish-cache | varnish_cache |
Published
CVE disclosed publicly
Last Modified
Most recent update
Indexed to CVEInsight
Added to this platform
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
11
Affected Products
14
References
varnish-cache / varnish_cache
| - |
| - |
| varnish-software | varnish_cache | 6.0.0 - 6.0.5 | - |
| varnish-software | varnish_cache | 6.0.0 - 6.0.7 | - |
| varnish_cache_project | varnish_cache | 5.0.0 - 5.2.1 | - |
| varnish_cache_project | varnish_cache | 6.1.0 - 6.6.0 | - |
| fedoraproject | fedora | - | - |
| fedoraproject | fedora | - | - |
| debian | debian_linux | - | - |
| debian | debian_linux | - | - |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Exploitability
Impact