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chore(deps): update dependency moment to 2.29.4 [security] #181

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@renovate renovate bot commented Apr 9, 2022

Mend Renovate

This PR contains the following updates:

Package Change
moment 2.29.1 -> 2.29.4

GitHub Vulnerability Alerts

CVE-2022-24785

Impact

This vulnerability impacts npm (server) users of moment.js, especially if user provided locale string, eg fr is directly used to switch moment locale.

Patches

This problem is patched in 2.29.2, and the patch can be applied to all affected versions (from 1.0.1 up until 2.29.1, inclusive).

Workarounds

Sanitize user-provided locale name before passing it to moment.js.

References

Are there any links users can visit to find out more?

For more information

If you have any questions or comments about this advisory:

CVE-2022-31129

Impact

  • using string-to-date parsing in moment (more specifically rfc2822 parsing, which is tried by default) has quadratic (N^2) complexity on specific inputs
  • noticeable slowdown is observed with inputs above 10k characters
  • users who pass user-provided strings without sanity length checks to moment constructor are vulnerable to (Re)DoS attacks

Patches

The problem is patched in 2.29.4, the patch can be applied to all affected versions with minimal tweaking.

Workarounds

In general, given the proliferation of ReDoS attacks, it makes sense to limit the length of the user input to something sane, like 200 characters or less. I haven't seen legitimate cases of date-time strings longer than that, so all moment users who do pass a user-originating string to constructor are encouraged to apply such a rudimentary filter, that would help with this but also most future ReDoS vulnerabilities.

References

There is an excellent writeup of the issue here: https://github.com/moment/moment/pull/6015#issuecomment-1152961973=

Details

The issue is rooted in the code that removes legacy comments (stuff inside parenthesis) from strings during rfc2822 parsing. moment("(".repeat(500000)) will take a few minutes to process, which is unacceptable.


Configuration

📅 Schedule: Branch creation - "" in timezone America/New_York, Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.


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This PR has been generated by Mend Renovate. View repository job log here.

@renovate renovate bot changed the title chore(deps): update dependency moment to 2.29.2 [security] chore(deps): update dependency moment to 2.29.2 [security] - autoclosed Apr 27, 2022
@renovate renovate bot closed this Apr 27, 2022
@renovate renovate bot deleted the renovate/npm-moment-vulnerability branch April 27, 2022 12:02
@renovate renovate bot changed the title chore(deps): update dependency moment to 2.29.2 [security] - autoclosed chore(deps): update dependency moment to 2.29.2 [security] Apr 27, 2022
@renovate renovate bot reopened this Apr 27, 2022
@renovate renovate bot restored the renovate/npm-moment-vulnerability branch April 27, 2022 14:26
@renovate renovate bot changed the title chore(deps): update dependency moment to 2.29.2 [security] chore(deps): update dependency moment to 2.29.2 [security] - autoclosed Apr 27, 2022
@renovate renovate bot closed this Apr 27, 2022
@renovate renovate bot deleted the renovate/npm-moment-vulnerability branch April 27, 2022 17:12
@renovate renovate bot changed the title chore(deps): update dependency moment to 2.29.2 [security] - autoclosed chore(deps): update dependency moment to 2.29.2 [security] Apr 27, 2022
@renovate renovate bot restored the renovate/npm-moment-vulnerability branch April 27, 2022 19:52
@renovate renovate bot reopened this Apr 27, 2022
@renovate renovate bot changed the title chore(deps): update dependency moment to 2.29.2 [security] chore(deps): update dependency moment to 2.29.4 [security] Sep 25, 2022
@renovate renovate bot force-pushed the renovate/npm-moment-vulnerability branch from b45db1b to 8c3df29 Compare September 25, 2022 22:09
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