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Fencer Vulns
high 7.5

CVE-2022-41859 json

In freeradius, the EAP-PWD function compute_password_element() leaks information about the password which allows an attacker to substantial…

published 2023-01-17 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-45023

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits
0
none known

Summary

In freeradius, the EAP-PWD function compute_password_element() leaks information about the password which allows an attacker to substantially reduce the size of an offline dictionary attack.

Patch / fix

  • freeradius freeradius 3.0.0
  • freeradius Debian 14, Debian 13, Debian 12 3.2.0+dfsg-1

debian advisories DEBIAN-CVE-2022-41859

  • 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-2022-41859

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org 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-2022-41859 updated cvss 7.5

freeradius: Information leakage in EAP-PWD

  • 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 SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

0.89% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

  • n/a freeradius

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
  • CWE-522 Insufficiently Protected Credentials

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.