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doc: inspector security warning for changing host to a public IP #23640

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doc: inspector security warning for changing host to a public IP #23640

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ChALkeR
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@ChALkeR ChALkeR commented Oct 13, 2018 •
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This is the documentation part of #23444.

Checklist
  • make -j4 test (UNIX), or vcbuild test (Windows) passes
  • documentation is changed or added
  • commit message follows commit guidelines

/cc @nodejs/documentation @nodejs/security-wg

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@ChALkeR build started: https://ci.nodejs.org/blue/organizations/jenkins/node-test-pull-request-lite-pipeline/detail/node-test-pull-request-lite-pipeline/1229/pipeline

@nodejs-github-bot nodejs-github-bot added the doc Issues and PRs related to the documentations. label Oct 13, 2018
@ChALkeR ChALkeR added security Issues and PRs related to security. inspector Issues and PRs related to the V8 inspector protocol labels Oct 13, 2018
ofrobots
ofrobots reviewed Oct 13, 2018
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doc/api/cli.md Outdated
either the IP is not public, or the port is properly firewalled to disallow
unwanted connections.

**More specifially, `--inspect=0.0.0.0` is insecure if the port (`9229` by
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It might be worthwhile linking to this page that talks about things in more detail: https://nodejs.org/en/docs/guides/debugging-getting-started/#security-implications

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Done, thanks!

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Nit: Specifically typo

sam-github
sam-github reviewed Oct 13, 2018
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doc/api/cli.md Outdated
#### Warning: binding inspector to a public IP:port combination is insecure

Binding the inspector to a public IP (including `0.0.0.0`) with an open port is
insecure, as it allows anyone of the outside could connect to the inspector and
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"anyone of the outside" isn't grammatically correct - perhaps "as it allows other hosts to connect to the inspector"

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Done, with s/other/third-party/.

sam-github
sam-github reviewed Oct 13, 2018
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doc/api/cli.md Outdated
perform a [remote code execution][] attack.

If you specify a host, make sure that at least one of the following is true:
either the IP is not public, or the port is properly firewalled to disallow
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s/IP/host/ - use the same word in both places

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Done, thanks!

addaleax
addaleax approved these changes Oct 13, 2018
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doc/api/cli.md Outdated
@@ -144,6 +144,8 @@ Useful when activating the inspector by sending the `SIGUSR1` signal.

Default host is `127.0.0.1`.

See the [security warning](#inspector_security) below.
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security warning about providing a different `host` , or something similar to the added text in the other file? That would give people an indication about the circumstances in which there are security concerns upfront

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@ChALkeR ChALkeR Oct 13, 2018 •
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Changed to

See the security warning below regarding the host parameter usage.

and

See the security warning regarding the host parameter usage.

in two files.

Thanks!

@ChALkeR ChALkeR mentioned this pull request Oct 13, 2018
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thefourtheye
thefourtheye approved these changes Oct 15, 2018
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doc/api/cli.md Outdated
#### Warning: binding inspector to a public IP:port combination is insecure

Binding the inspector to a public IP (including `0.0.0.0`) with an open port is
insecure, as it allows third-party hosts to connect to the inspector and perform
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Wouldn't external hosts be better than third-party here? We don't even have a second party here.

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Will fix, thanks!

doc/api/cli.md Outdated
either the IP is not public, or the port is properly firewalled to disallow
unwanted connections.

**More specifially, `--inspect=0.0.0.0` is insecure if the port (`9229` by
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Nit: Specifically typo

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Trott commented Nov 6, 2018

Lite CI: https://ci.nodejs.org/job/node-test-pull-request-lite-pipeline/1506/

@Trott Trott added the author ready PRs that have at least one approval, no pending requests for changes, and a CI started. label Nov 6, 2018
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Trott commented Nov 6, 2018

Landed in 90be286

@Trott Trott closed this Nov 6, 2018
Trott pushed a commit to Trott/io.js that referenced this pull request Nov 6, 2018
@ChALkeR @Trott
doc: inspector security warning for changing host
90be286 
Refs: nodejs#23444
Refs: nodejs#21774

PR-URL: nodejs#23640
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Eugene Ostroukhov <eostroukhov@google.com>
targos pushed a commit that referenced this pull request Nov 6, 2018
@ChALkeR @targos
doc: inspector security warning for changing host
8642eac 
Refs: #23444
Refs: #21774

PR-URL: #23640
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Eugene Ostroukhov <eostroukhov@google.com>
@BridgeAR BridgeAR mentioned this pull request Nov 14, 2018
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This was referenced Nov 15, 2018
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codebytere pushed a commit that referenced this pull request Nov 29, 2018
@ChALkeR @codebytere
doc: inspector security warning for changing host
bbed685 
Refs: #23444
Refs: #21774

PR-URL: #23640
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Eugene Ostroukhov <eostroukhov@google.com>
MylesBorins pushed a commit that referenced this pull request Nov 29, 2018
@ChALkeR @MylesBorins
doc: inspector security warning for changing host
a77dc9a 
Refs: #23444
Refs: #21774

PR-URL: #23640
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Eugene Ostroukhov <eostroukhov@google.com>
@codebytere codebytere mentioned this pull request Nov 29, 2018
Merged
MylesBorins pushed a commit that referenced this pull request Dec 3, 2018
@ChALkeR @MylesBorins
doc: inspector security warning for changing host
7f1e0e5 
Refs: #23444
Refs: #21774

PR-URL: #23640
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Eugene Ostroukhov <eostroukhov@google.com>
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@gireeshpunathil gireeshpunathil gireeshpunathil approved these changes

@cjihrig cjihrig cjihrig approved these changes

@addaleax addaleax addaleax approved these changes

@thefourtheye thefourtheye thefourtheye approved these changes

@eugeneo eugeneo eugeneo approved these changes

@sam-github sam-github sam-github approved these changes

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