id: GO-2021-0052
modules:
    - module: github.com/gin-gonic/gin
      versions:
        - fixed: 1.7.7
      vulnerable_at: 1.7.6
      packages:
        - package: github.com/gin-gonic/gin
          symbols:
            - Context.ClientIP
            - Context.RemoteIP
          derived_symbols:
            - Context.Next
            - Engine.HandleContext
            - Engine.Run
            - Engine.RunFd
            - Engine.RunListener
            - Engine.RunTLS
            - Engine.RunUnix
            - Engine.ServeHTTP
summary: Inconsistent interpretation of HTTP Requests in github.com/gin-gonic/gin
description: |-
    Due to improper HTTP header sanitization, a malicious user can spoof their
    source IP address by setting the X-Forwarded-For header. This may allow a user
    to bypass IP based restrictions, or obfuscate their true source.
published: 2021-04-14T20:04:52Z
cves:
    - CVE-2020-28483
ghsas:
    - GHSA-h395-qcrw-5vmq
credits:
    - '@sorenisanerd'
references:
    - report: https://github.com/gin-gonic/gin/issues/2862
    - report: https://github.com/gin-gonic/gin/issues/2473
    - report: https://github.com/gin-gonic/gin/issues/2232
    - fix: https://github.com/gin-gonic/gin/pull/2844
    - fix: https://github.com/gin-gonic/gin/commit/5929d521715610c9dd14898ebbe1d188d5de8937
    - fix: https://github.com/gin-gonic/gin/pull/2632
    - fix: https://github.com/gin-gonic/gin/commit/bfc8ca285eb46dad60e037d57c545cd260636711
    - fix: https://github.com/gin-gonic/gin/pull/2675
    - fix: https://github.com/gin-gonic/gin/commit/03e5e05ae089bc989f1ca41841f05504d29e3fd9
    - web: https://github.com/gin-gonic/gin/pull/2474