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Fencer Intel
medium 5.9

CVE-2022-1929 json

Exponential ReDoS in devcert

published 4y ago modified 4mo ago also GHSA-fp36-299x-pwmw , EUVD-2022-6038

cvss
5.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the devcert npm package, when an attacker is able to supply arbitrary input to the certificateFor method

Patch / fix

  • npm devcert 1.2.1
  • devcert devcert 1.2.1

Is CVE-2022-1929 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

0.64% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • research.jfrog.com https://research.jfrog.com/vulnerabilities/devcert-redos-xray-211352/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
npm devcert
<1.2.1
1.2.1

Affected products

  • devcert devcert

Classification

Weakness
  • CWE-1333 Inefficient Regular Expression Complexity

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.