| id: GO-2022-1086 |
| modules: |
| - module: github.com/zalando/skipper |
| versions: |
| - fixed: 0.13.237 |
| vulnerable_at: 0.13.236 |
| packages: |
| - package: github.com/zalando/skipper/proxy |
| symbols: |
| - mapRequest |
| - proxyFromHeader |
| - forwardToProxy |
| derived_symbols: |
| - Proxy.ServeHTTP |
| - context.Loopback |
| skip_fix: 'TODO: revisit this reason (net/redisclient: r.ring.SetAddrs undefined)' |
| summary: Server-side request forger via X-Skipper-Proxy in github.com/zalando/skipper |
| description: |- |
| An attacker can access the internal metadata server or other unauthenticated |
| URLs by adding a specific header (X-Skipper-Proxy) to the http request. |
| cves: |
| - CVE-2022-38580 |
| ghsas: |
| - GHSA-f2rj-m42r-6jm2 |
| references: |
| - advisory: https://github.com/zalando/skipper/security/advisories/GHSA-f2rj-m42r-6jm2 |
| - fix: https://github.com/zalando/skipper/pull/2058 |
| - web: https://github.com/zalando/skipper/releases/tag/v0.13.237 |
