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Fencer Vulns
medium 5.3

CVE-2022-25844 json

Regular Expression Denial of Service (ReDoS)

published 2022-05-01 4 y ago modified 2026-09-10 1 mo ago also GHSA-m2h2-264f-f486 , EUVD-2022-4470

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
4.9%
EPSS 4.9% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

The package angular after 1.7.0 are vulnerable to Regular Expression Denial of Service (ReDoS) by providing a custom locale rule that makes it possible to assign the parameter in posPre: ' '.repeat() of NUMBER_FORMATS.PATTERNS[1].posPre with a very high value. **Note:** 1) This package has been deprecated and is no longer maintained. 2) The vulnerable versions are 1.7.0 and higher.

Patch / fix

  • angular.js Debian 12 1.8.3-1+deb12u1
  • angular.js Debian 13 1.8.3-2

debian advisories DEBIAN-CVE-2022-25844

  • angular.js Ubuntu 22.04 LTS 1.8.2-2ubuntu0.1
  • angular.js Ubuntu 24.04 LTS 1.8.3-1ubuntu0.24.04.1
  • angular.js Ubuntu Pro 20.04 LTS 1.7.9-1ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2022-25844

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-25844 updated cvss 7.5

angular: Regular Expression Denial of Service (ReDoS) in angular

  • Red Hat OpenShift Service Mesh 2.0 servicemesh-grafana, servicemesh-grafana-prometheus
    affected: no fix available
  • Red Hat OpenShift Service Mesh 2.1 servicemesh-grafana
    affected: no fix planned “Will not fix”
  • Red Hat JBoss Enterprise Application Platform 6 keycloak-adapter-sso7_2-eap6, keycloak-saml-adapter-sso7_2-eap6
    affected: no fix planned “Out of support scope”
  • Red Hat Satellite 6 qpid-dispatch, libqpid-dispatch, qpid-dispatch-tools, qpid-dispatch-router Red Hat Single Sign-On 7 keycloak-theme
    affected: no fix planned “Will not fix”
  • Red Hat Ceph Storage 3 grafana Red Hat Ceph Storage 4 rhceph/rhceph-4-dashboard-rhel8 Red Hat Ceph Storage 5 rhceph/rhceph-5-dashboard-rhel8 Red Hat Enterprise Linux 6 firefox Red Hat Enterprise Linux 7 firefox, thunderbird Red Hat Enterprise Linux 8 firefox, grafana, mozjs60, thunderbird, grafana-loki, grafana-mssql, +11 more
    +7 more products
    Red Hat Enterprise Linux 9 gjs, polkit, firefox, grafana, firefox-x11, polkit-libs, +2 more Red Hat Fuse 7 angular Red Hat JBoss Data Grid 7 angular Red Hat OpenStack Platform 16.1 qpid-dispatch-tools, qpid-dispatch-router Red Hat OpenStack Platform 16.2 qpid-dispatch-tools, qpid-dispatch-router Red Hat Quay 3 quay/quay-rhel8 Red Hat Storage 3 grafana
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.93% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • snyk.io https://snyk.io/vuln/SNYK-JS-ANGULAR-2772735 referenced PoC, tagged "exploit" by a source, unverified
  • snyk.io https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-2772736 referenced PoC, tagged "exploit" by a source, unverified
  • snyk.io https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2772737 referenced PoC, tagged "exploit" by a source, unverified
  • snyk.io https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBANGULAR-2772738 referenced PoC, tagged "exploit" by a source, unverified
  • stackblitz.com https://stackblitz.com/edit/angularjs-material-blank-zvtdvb referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:F
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected packages

ecosystem package affected fixed in
npm angular
>=1.7.0
 no fix listed

Affected products

  • n/a angular

Classification

Weakness
  • CWE-1333 Inefficient Regular Expression Complexity
  • CWE-770 Allocation of Resources Without Limits or Throttling

References

Sources

Fencer Vulns 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.