nuclei/pkg/js/libs/smb/smbghost.go

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javascript protocol for scripting (includes 15+ proto libs) (#4109) * rebase js-layer PR from @ice3man543 * package restructuring * working * fix duplicated event & matcher status * fix lint error * fix response field * add new functions * multiple minor improvements * fix incorrect stats in js protocol * sort output metadata in cli * remove temp files * remove dead code * add unit and integration test * fix lint error * add jsdoclint using llm * fix error in test * add js lint using llm * generate docs of libs * llm lint * remove duplicated docs * update generated docs * update prompt in doclint * update docs * temp disable version check test * fix unit test and add retry * fix panic in it * update and move jsdocs * updated jsdocs * update docs * update container platform in test * dir restructure and adding docs * add api_reference and remove markdown docs * fix imports * add javascript design and contribution docs * add js protocol documentation * update integration test and docs * update doc ext mdx->md * minor update to docs * new integration test and more * move go libs and add docs * gen new net docs and more * final docs update * add new devtool * use fastdialer * fix build fail * use fastdialer + network sandbox support * add reserved keyword 'Port' * update Port to new syntax * misc update * always enable templatectx in js protocol * move docs to 'js-proto-docs' repo * remove scrapefuncs binary --------- Co-authored-by: sandeep <8293321+ehsandeep@users.noreply.github.com>
2023-09-16 16:02:17 +05:30
package smb
import (
"bytes"
"context"
"errors"
"net"
"strconv"
"time"
"github.com/projectdiscovery/nuclei/v3/pkg/js/libs/structs"
"github.com/projectdiscovery/nuclei/v3/pkg/protocols/common/protocolstate"
"github.com/projectdiscovery/utils/reader"
javascript protocol for scripting (includes 15+ proto libs) (#4109) * rebase js-layer PR from @ice3man543 * package restructuring * working * fix duplicated event & matcher status * fix lint error * fix response field * add new functions * multiple minor improvements * fix incorrect stats in js protocol * sort output metadata in cli * remove temp files * remove dead code * add unit and integration test * fix lint error * add jsdoclint using llm * fix error in test * add js lint using llm * generate docs of libs * llm lint * remove duplicated docs * update generated docs * update prompt in doclint * update docs * temp disable version check test * fix unit test and add retry * fix panic in it * update and move jsdocs * updated jsdocs * update docs * update container platform in test * dir restructure and adding docs * add api_reference and remove markdown docs * fix imports * add javascript design and contribution docs * add js protocol documentation * update integration test and docs * update doc ext mdx->md * minor update to docs * new integration test and more * move go libs and add docs * gen new net docs and more * final docs update * add new devtool * use fastdialer * fix build fail * use fastdialer + network sandbox support * add reserved keyword 'Port' * update Port to new syntax * misc update * always enable templatectx in js protocol * move docs to 'js-proto-docs' repo * remove scrapefuncs binary --------- Co-authored-by: sandeep <8293321+ehsandeep@users.noreply.github.com>
2023-09-16 16:02:17 +05:30
)
const (
pkt = "\x00\x00\x00\xc0\xfeSMB@\x00\x00\x00\x00\x00\x00\x00\x00\x00\x1f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x08\x00\x01\x00\x00\x00\x7f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00x\x00\x00\x00\x02\x00\x00\x00\x02\x02\x10\x02\"\x02$\x02\x00\x03\x02\x03\x10\x03\x11\x03\x00\x00\x00\x00\x01\x00&\x00\x00\x00\x00\x00\x01\x00 \x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\n\x00\x00\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00"
)
// DetectSMBGhost tries to detect SMBGhost vulnerability
// by using SMBv3 compression feature.
func (c *SMBClient) DetectSMBGhost(host string, port int) (bool, error) {
addr := net.JoinHostPort(host, strconv.Itoa(port))
conn, err := protocolstate.Dialer.Dial(context.TODO(), "tcp", addr)
if err != nil {
return false, err
}
defer conn.Close()
_, err = conn.Write([]byte(pkt))
if err != nil {
return false, err
}
buff, _ := reader.ConnReadNWithTimeout(conn, 4, time.Duration(5)*time.Second)
args, err := structs.Unpack(">I", buff)
javascript protocol for scripting (includes 15+ proto libs) (#4109) * rebase js-layer PR from @ice3man543 * package restructuring * working * fix duplicated event & matcher status * fix lint error * fix response field * add new functions * multiple minor improvements * fix incorrect stats in js protocol * sort output metadata in cli * remove temp files * remove dead code * add unit and integration test * fix lint error * add jsdoclint using llm * fix error in test * add js lint using llm * generate docs of libs * llm lint * remove duplicated docs * update generated docs * update prompt in doclint * update docs * temp disable version check test * fix unit test and add retry * fix panic in it * update and move jsdocs * updated jsdocs * update docs * update container platform in test * dir restructure and adding docs * add api_reference and remove markdown docs * fix imports * add javascript design and contribution docs * add js protocol documentation * update integration test and docs * update doc ext mdx->md * minor update to docs * new integration test and more * move go libs and add docs * gen new net docs and more * final docs update * add new devtool * use fastdialer * fix build fail * use fastdialer + network sandbox support * add reserved keyword 'Port' * update Port to new syntax * misc update * always enable templatectx in js protocol * move docs to 'js-proto-docs' repo * remove scrapefuncs binary --------- Co-authored-by: sandeep <8293321+ehsandeep@users.noreply.github.com>
2023-09-16 16:02:17 +05:30
if err != nil {
return false, err
}
if len(args) != 1 {
return false, errors.New("invalid response")
}
length := args[0].(int)
_ = conn.SetReadDeadline(time.Now().Add(2 * time.Second))
data, err := reader.ConnReadNWithTimeout(conn, int64(length), time.Duration(5)*time.Second)
javascript protocol for scripting (includes 15+ proto libs) (#4109) * rebase js-layer PR from @ice3man543 * package restructuring * working * fix duplicated event & matcher status * fix lint error * fix response field * add new functions * multiple minor improvements * fix incorrect stats in js protocol * sort output metadata in cli * remove temp files * remove dead code * add unit and integration test * fix lint error * add jsdoclint using llm * fix error in test * add js lint using llm * generate docs of libs * llm lint * remove duplicated docs * update generated docs * update prompt in doclint * update docs * temp disable version check test * fix unit test and add retry * fix panic in it * update and move jsdocs * updated jsdocs * update docs * update container platform in test * dir restructure and adding docs * add api_reference and remove markdown docs * fix imports * add javascript design and contribution docs * add js protocol documentation * update integration test and docs * update doc ext mdx->md * minor update to docs * new integration test and more * move go libs and add docs * gen new net docs and more * final docs update * add new devtool * use fastdialer * fix build fail * use fastdialer + network sandbox support * add reserved keyword 'Port' * update Port to new syntax * misc update * always enable templatectx in js protocol * move docs to 'js-proto-docs' repo * remove scrapefuncs binary --------- Co-authored-by: sandeep <8293321+ehsandeep@users.noreply.github.com>
2023-09-16 16:02:17 +05:30
if err != nil {
return false, err
}
if len(data) < 72 {
return false, errors.New("invalid response expected at least 72 bytes")
}
javascript protocol for scripting (includes 15+ proto libs) (#4109) * rebase js-layer PR from @ice3man543 * package restructuring * working * fix duplicated event & matcher status * fix lint error * fix response field * add new functions * multiple minor improvements * fix incorrect stats in js protocol * sort output metadata in cli * remove temp files * remove dead code * add unit and integration test * fix lint error * add jsdoclint using llm * fix error in test * add js lint using llm * generate docs of libs * llm lint * remove duplicated docs * update generated docs * update prompt in doclint * update docs * temp disable version check test * fix unit test and add retry * fix panic in it * update and move jsdocs * updated jsdocs * update docs * update container platform in test * dir restructure and adding docs * add api_reference and remove markdown docs * fix imports * add javascript design and contribution docs * add js protocol documentation * update integration test and docs * update doc ext mdx->md * minor update to docs * new integration test and more * move go libs and add docs * gen new net docs and more * final docs update * add new devtool * use fastdialer * fix build fail * use fastdialer + network sandbox support * add reserved keyword 'Port' * update Port to new syntax * misc update * always enable templatectx in js protocol * move docs to 'js-proto-docs' repo * remove scrapefuncs binary --------- Co-authored-by: sandeep <8293321+ehsandeep@users.noreply.github.com>
2023-09-16 16:02:17 +05:30
if !bytes.Equal(data[68:70], []byte("\x11\x03")) || !bytes.Equal(data[70:72], []byte("\x02\x00")) {
return false, nil
}
return true, nil
}