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Fencer Intel
medium 6.5

CVE-2022-41861 json

A flaw was found in freeradius.

published 3y ago modified 4mo ago also EUVD-2022-45025

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits
0
none known

Summary

A flaw was found in freeradius. A malicious RADIUS client or home server can send a malformed abinary attribute which can cause the server to crash.

Patch / fix

  • freeradius Debian 14, Debian 13, Debian 12 3.2.0+dfsg-1

debian advisories DEBIAN-CVE-2022-41861

  • freeradius Ubuntu 18.04 LTS 3.0.16+dfsg-1ubuntu3.2
  • freeradius Ubuntu 20.04 LTS 3.0.20+dfsg-3ubuntu0.2
  • freeradius Ubuntu 22.04 LTS 3.0.26~dfsg~git20220223.1.00ed0241fa-0ubuntu3.1
  • freeradius Ubuntu Pro 16.04 LTS 2.2.8+dfsg-0.1ubuntu0.1+esm1

ubuntu advisories UBUNTU-CVE-2022-41861

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

  • freeradius RHEL 8 3.0.20-14.module+el8.8.0+17558+3f8a93b9
  • freeradius-krb5 RHEL 8 3.0.20-14.module+el8.8.0+17558+3f8a93b9
  • freeradius-ldap RHEL 8 3.0.20-14.module+el8.8.0+17558+3f8a93b9
  • freeradius-perl RHEL 8 3.0.20-14.module+el8.8.0+17558+3f8a93b9
  • freeradius-rest RHEL 8 3.0.20-14.module+el8.8.0+17558+3f8a93b9
  • freeradius-mysql RHEL 8 3.0.20-14.module+el8.8.0+17558+3f8a93b9
  • freeradius-utils RHEL 8 3.0.20-14.module+el8.8.0+17558+3f8a93b9
  • freeradius-sqlite RHEL 8 3.0.20-14.module+el8.8.0+17558+3f8a93b9

red hat advisories RHSA-2023:2870RHSA-2023:2166

  • freeradius-server SLES 12 SP2-BCL 3.0.3-17.18.1
  • freeradius-server SLES for SAP 12 SP4, SLES 12 SP4-LTSS, OpenStack Cloud Crowbar 9 +1 more 3.0.15-2.23.1
  • freeradius-server SLE Module for Server Applications 15 SP4, openSUSE Leap 15.4 3.0.25-150400.4.4.1
  • freeradius-server SLES for SAP 15 SP3, SLES for SAP 15 SP2, SLES 15 SP3-LTSS +14 more 3.0.21-150200.3.12.1
  • freeradius-server SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 3.0.19-3.12.1
  • freeradius-server SLES for SAP 15 SP1, SLES for SAP 15, SLES 15-LTSS +7 more 3.0.16-150000.3.13.1

suse advisories SUSE-SU-2023:0135-1SUSE-SU-2023:0124-1SUSE-SU-2022:4626-1SUSE-SU-2022:4622-1SUSE-SU-2022:4621-1SUSE-SU-2022:4620-1

  • freeradius-server openSUSE Tumbleweed 3.2.3-2.1

opensuse advisories openSUSE-SU-2024:13386-1

  • freeradius AlmaLinux 8 3.0.20-14.module_el8.8.0+3469+c05aea40
  • freeradius-krb5 AlmaLinux 8 3.0.20-14.module_el8.8.0+3469+c05aea40
  • freeradius-ldap AlmaLinux 8 3.0.20-14.module_el8.8.0+3469+c05aea40
  • freeradius-perl AlmaLinux 8 3.0.20-14.module_el8.8.0+3469+c05aea40
  • freeradius-rest AlmaLinux 8 3.0.20-14.module_el8.8.0+3469+c05aea40
  • freeradius-mysql AlmaLinux 8 3.0.20-14.module_el8.8.0+3469+c05aea40
  • freeradius-utils AlmaLinux 8 3.0.20-14.module_el8.8.0+3469+c05aea40
  • freeradius-sqlite AlmaLinux 8 3.0.20-14.module_el8.8.0+3469+c05aea40

almalinux advisories ALSA-2023:2870ALSA-2023:2166

  • freeradius Rocky Linux 8 3.0.20-14.module+el8.8.0+1130+46a6e0a1

rocky linux advisories RLSA-2023:2870

  • freeradius Alpine 3.16, Alpine 3.15 3.0.26-r0

alpine advisories ALPINE-CVE-2022-41861

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • freeradius CBL-Mariner 2.0 3.2.3-1

azure linux advisories AZL-13063

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Is CVE-2022-41861 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

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-2022-41861 updated cvss 7.5

freeradius: Crash on invalid abinary data

  • Red Hat Enterprise Linux 6 freeradius, freeradius-krb5, freeradius-ldap, freeradius-perl, freeradius-mysql, freeradius-utils, +3 more Red Hat Enterprise Linux 7 freeradius, freeradius-krb5, freeradius-ldap, freeradius-perl, freeradius-mysql, freeradius-utils, +4 more
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux AppStream (v. 8) freeradius 3.0.20-14.module+el8.8.0+17558+3f8a93b9, freeradius-krb5 3.0.20-14.module+el8.8.0+17558+3f8a93b9, freeradius-ldap 3.0.20-14.module+el8.8.0+17558+3f8a93b9, freeradius-perl 3.0.20-14.module+el8.8.0+17558+3f8a93b9, freeradius-rest 3.0.20-14.module+el8.8.0+17558+3f8a93b9, freeradius-mysql 3.0.20-14.module+el8.8.0+17558+3f8a93b9, +5 more
    fixed: vendor fix RHSA-2023:2870
  • Red Hat Enterprise Linux AppStream (v. 9) freeradius 3.0.21-37.el9, freeradius-krb5 3.0.21-37.el9, freeradius-ldap 3.0.21-37.el9, freeradius-utils 3.0.21-37.el9, python3-freeradius 3.0.21-37.el9 Red Hat Enterprise Linux CRB (v. 9) freeradius-perl 3.0.21-37.el9, freeradius-rest 3.0.21-37.el9, freeradius-mysql 3.0.21-37.el9, freeradius-sqlite 3.0.21-37.el9, freeradius-unixODBC 3.0.21-37.el9, freeradius-postgresql 3.0.21-37.el9
    fixed: vendor fix RHSA-2023:2166

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

cisa ICSA-24-046-11 updated cvss 6.5

Siemens SCALANCE XCM-/XRM-300

  • Siemens SCALANCE XCH328 (6GK5328-4TS01-2EC2) <V2.4 Siemens SCALANCE XCM324 (6GK5324-8TS01-2AC2) <V2.4 Siemens SCALANCE XCM328 (6GK5328-4TS01-2AC2) <V2.4 Siemens SCALANCE XCM332 (6GK5332-0GA01-2AC2) <V2.4 Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC) (6GK5334-2TS01-2ER3) <V2.4 Siemens SCALANCE XRM334 (2x230 V AC, 8xFO) (6GK5334-2TS01-4AR3) <V2.4
    +5 more products
    Siemens SCALANCE XRM334 (2x230 V AC, 12xFO) (6GK5334-3TS01-4AR3) <V2.4 Siemens SCALANCE XRM334 (24 V DC, 8xFO) (6GK5334-2TS01-2AR3) <V2.4 Siemens SCALANCE XRM334 (24 V DC, 12xFO) (6GK5334-3TS01-2AR3) <V2.4 Siemens SCALANCE XRM334 (230 V AC, 8xFO) (6GK5334-2TS01-3AR3) <V2.4 Siemens SCALANCE XRM334 (230 V AC, 12xFO) (6GK5334-3TS01-3AR3) <V2.4
    affected: fixed in V2.4 support.industry.siemens.com

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
last yr.

Exploit prediction

1.14% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

  • n/a freeradius

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption
  • CWE-20 Improper Input Validation

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.