CVE-2021-33197
Medium
Description
In Go before 1.15.13 and 1.16.x before 1.16.5, some configurations of ReverseProxy (from net/http/httputil) result in a situation where an attacker is able to drop arbitrary headers.
SeverityMedium
CVSS5.3
Exploit probability—
ProductGo
PublishedAug 2, 2021
First seenAug 2, 2021
How to fix
Update
- golang go1.15.13, 1.16.5 or later
- stdlib1.15.13, 1.16.5 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| golang go | v < 1.15.13, 1.16.0 ≤ v < 1.16.5 | 1.15.13, 1.16.5 |
| stdlibGo | v < 1.15.13, 1.16.0-0 ≤ v < 1.16.5 | 1.15.13, 1.16.5 |
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