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Error : Invalid memory address or nil pointer dereference #27

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#33
#29
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Error : Invalid memory address or nil pointer dereference#27
#33
#29
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Mzack9999
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Type: BugInconsistencies or issues which will cause an issue or problem for users or implementors.Type: QuestionA query or seeking clarification on parts of the spec. Probably doesn't need the attention of all.

Description

@rtcms
rtcms
opened on Apr 17, 2021

Syntax Used - simplehttpserver -basic-auth root:root -upload -listen 0.0.0.0:3000

Error

Serving /home/r on http://0.0.0.0:3000/
2021/04/17 05:57:29 http: panic serving X.X.X.X:29799: runtime error: invalid memory address or nil pointer dereference
goroutine 6 [running]:
net/http.(*conn).serve.func1(0xc000099040)
	/usr/local/go/src/net/http/server.go:1801 +0x147
panic(0x7f5e00, 0xb0c220)
	/usr/local/go/src/runtime/panic.go:975 +0x47a
github.com/projectdiscovery/simplehttpserver/pkg/httpserver.(*HTTPServer).basicauthlayer.func1(0x8d72e0, 0xc0000d8810, 0xc0000de400)
	/home/r/go/pkg/mod/github.com/projectdiscovery/simplehttpserver@v0.0.2/pkg/httpserver/authlayer.go:12 +0xd7
net/http.HandlerFunc.ServeHTTP(0xc00000eae0, 0x8d72e0, 0xc0000d8810, 0xc0000de400)
	/usr/local/go/src/net/http/server.go:2042 +0x44
github.com/projectdiscovery/simplehttpserver/pkg/httpserver.(*HTTPServer).loglayer.func1(0x8d75e0, 0xc0000962a0, 0xc0000de400)
	/home/r/go/pkg/mod/github.com/projectdiscovery/simplehttpserver@v0.0.2/pkg/httpserver/loglayer.go:23 +0x109
net/http.HandlerFunc.ServeHTTP(0xc00000eb00, 0x8d75e0, 0xc0000962a0, 0xc0000de400)
	/usr/local/go/src/net/http/server.go:2042 +0x44
net/http.serverHandler.ServeHTTP(0xc0000961c0, 0x8d75e0, 0xc0000962a0, 0xc0000de400)
	/usr/local/go/src/net/http/server.go:2843 +0xa3
net/http.(*conn).serve(0xc000099040, 0x8d8220, 0xc000068bc0)
	/usr/local/go/src/net/http/server.go:1925 +0x8ad
created by net/http.(*Server).Serve
	/usr/local/go/src/net/http/server.go:2969 +0x36c
2021/04/17 05:57:59 http: panic serving X.X.X.X:29800: runtime error: invalid memory address or nil pointer dereference
goroutine 18 [running]:
net/http.(*conn).serve.func1(0xc000124000)
	/usr/local/go/src/net/http/server.go:1801 +0x147
panic(0x7f5e00, 0xb0c220)
	/usr/local/go/src/runtime/panic.go:975 +0x47a
github.com/projectdiscovery/simplehttpserver/pkg/httpserver.(*HTTPServer).basicauthlayer.func1(0x8d72e0, 0xc0001201b0, 0xc000134000)
	/home/r/go/pkg/mod/github.com/projectdiscovery/simplehttpserver@v0.0.2/pkg/httpserver/authlayer.go:12 +0xd7
net/http.HandlerFunc.ServeHTTP(0xc00000eae0, 0x8d72e0, 0xc0001201b0, 0xc000134000)
	/usr/local/go/src/net/http/server.go:2042 +0x44
github.com/projectdiscovery/simplehttpserver/pkg/httpserver.(*HTTPServer).loglayer.func1(0x8d75e0, 0xc000140000, 0xc000134000)
	/home/r/go/pkg/mod/github.com/projectdiscovery/simplehttpserver@v0.0.2/pkg/httpserver/loglayer.go:23 +0x109
net/http.HandlerFunc.ServeHTTP(0xc00000eb00, 0x8d75e0, 0xc000140000, 0xc000134000)
	/usr/local/go/src/net/http/server.go:2042 +0x44
net/http.serverHandler.ServeHTTP(0xc0000961c0, 0x8d75e0, 0xc000140000, 0xc000134000)
	/usr/local/go/src/net/http/server.go:2843 +0xa3
net/http.(*conn).serve(0xc000124000, 0x8d8220, 0xc00012c000)
	/usr/local/go/src/net/http/server.go:1925 +0x8ad
created by net/http.(*Server).Serve
	/usr/local/go/src/net/http/server.go:2969 +0x36c
2021/04/17 05:58:00 http: panic serving X.X.X.X:29801: runtime error: invalid memory address or nil pointer dereference
goroutine 8 [running]:
net/http.(*conn).serve.func1(0xc0000990e0)
	/usr/local/go/src/net/http/server.go:1801 +0x147
panic(0x7f5e00, 0xb0c220)
	/usr/local/go/src/runtime/panic.go:975 +0x47a
github.com/projectdiscovery/simplehttpserver/pkg/httpserver.(*HTTPServer).basicauthlayer.func1(0x8d72e0, 0xc0001202d0, 0xc0000de700)
	/home/r/go/pkg/mod/github.com/projectdiscovery/simplehttpserver@v0.0.2/pkg/httpserver/authlayer.go:12 +0xd7
net/http.HandlerFunc.ServeHTTP(0xc00000eae0, 0x8d72e0, 0xc0001202d0, 0xc0000de700)
	/usr/local/go/src/net/http/server.go:2042 +0x44
github.com/projectdiscovery/simplehttpserver/pkg/httpserver.(*HTTPServer).loglayer.func1(0x8d75e0, 0xc0001400e0, 0xc0000de700)
	/home/r/go/pkg/mod/github.com/projectdiscovery/simplehttpserver@v0.0.2/pkg/httpserver/loglayer.go:23 +0x109
net/http.HandlerFunc.ServeHTTP(0xc00000eb00, 0x8d75e0, 0xc0001400e0, 0xc0000de700)
	/usr/local/go/src/net/http/server.go:2042 +0x44
net/http.serverHandler.ServeHTTP(0xc0000961c0, 0x8d75e0, 0xc0001400e0, 0xc0000de700)
	/usr/local/go/src/net/http/server.go:2843 +0xa3
net/http.(*conn).serve(0xc0000990e0, 0x8d8220, 0xc000068d40)
	/usr/local/go/src/net/http/server.go:1925 +0x8ad
created by net/http.(*Server).Serve
	/usr/local/go/src/net/http/server.go:2969 +0x36c

simplehttpserver -listen 0.0.0.0:3000 works as expected

Activity

  1. rtcms commented on Apr 17, 2021

    @rtcms
    rtcms
    on Apr 17, 2021
    Author

    OOPS Github spoiled the formatting
    Please check the Error - https://pastebin.com/yKEtg2mB

  2. ehsandeep commented on Apr 17, 2021

    @ehsandeep
    ehsandeep
    on Apr 17, 2021
    Member

    @rtcms

    Did you make an additional POST request or any more steps to reproduce this?

    simplehttpserver -basic-auth root:root -upload -listen 0.0.0.0:3000

   _____ _                 __     __  __________________                                
  / ___/(_)___ ___  ____  / /__  / / / /_  __/_  __/ __ \________  ______   _____  _____
  \__ \/ / __ -__ \/ __ \/ / _ \/ /_/ / / /   / / / /_/ / ___/ _ \/ ___/ | / / _ \/ ___/
 ___/ / / / / / / / /_/ / /  __/ __  / / /   / / / ____(__  )  __/ /   | |/ /  __/ /    
/____/_/_/ /_/ /_/ .___/_/\___/_/ /_/ /_/   /_/ /_/   /____/\___/_/    |___/\___/_/     
                /_/                                                       - v0.0.2

		projectdiscovery.io

Use with caution. You are responsible for your actions
Developers assume no liability and are not responsible for any misuse or damage.
Serving test on http://0.0.0.0:3000/
  3. ehsandeep
    added
    Type: BugInconsistencies or issues which will cause an issue or problem for users or implementors.
    Type: QuestionA query or seeking clarification on parts of the spec. Probably doesn't need the attention of all.
    on Apr 17, 2021

  4. rtcms commented on Apr 17, 2021

    @rtcms
    rtcms
    on Apr 17, 2021
    Author

    Nope I made a GET request (Visit my VPS's IP:3000 URL) - in-fact 3 GET requests for the error to occur three times
    I just tried and POST method which also gives me similar error

  5. Mzack9999
    added a commit that references this issue on Apr 17, 2021

    fixing crash in #27

    0712f0b
  6. Mzack9999
    self-assigned this
    on Apr 17, 2021
  7. Mzack9999
    linked a pull request that will close this issuefixing crash #29on Apr 17, 2021

  8. bing0o commented on Apr 17, 2021

    @bing0o
    bing0o
    on Apr 17, 2021

    I have the same problem when I try to upload a file
    error

  9. ehsandeep
    linked a pull request that will close this issueMinor crash fix #33on Apr 18, 2021
  10. ehsandeep
    closed this as completedin #33on Apr 18, 2021

  11. ehsandeep commented on Apr 18, 2021

    @ehsandeep
    ehsandeep
    on Apr 18, 2021
    Member

    @bing0o @rtcms this crash is now fixed with #29, we also created a new release, just update the to latest version and this should be fixed now.

  12. bing0o commented on Apr 18, 2021

    @bing0o
    bing0o
    on Apr 18, 2021

    @ehsandeep thank you, it works now :)

  13. rtcms commented on Apr 18, 2021

    @rtcms
    rtcms
    on Apr 18, 2021
    Author

    @ehsandeep thank you, it works now :)

    +1

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