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amazonAmazonALAS-2023-1699
HistoryMar 02, 2023 - 8:22 p.m.

Medium: freeradius

2023-03-0220:22:00
alas.aws.amazon.com
8
eap-sim
server crash
system update
freeradius
cve-2022-41860
mitre
red hat

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

39.0%

Issue Overview:

When an EAP-SIM supplicant sends an unknown SIM option, the server will try to look that option up in the internal dictionaries. This lookup will fail, but the SIM code will not check for that failure. Instead, it will dereference a NULL pointer, and cause the server to crash. (CVE-2022-41860)

Affected Packages:

freeradius

Issue Correction:
Run yum update freeradius to update your system.

New Packages:

i686:  
    freeradius-debuginfo-2.2.6-7.17.amzn1.i686  
    freeradius-2.2.6-7.17.amzn1.i686  
    freeradius-utils-2.2.6-7.17.amzn1.i686  
    freeradius-python-2.2.6-7.17.amzn1.i686  
    freeradius-krb5-2.2.6-7.17.amzn1.i686  
    freeradius-perl-2.2.6-7.17.amzn1.i686  
    freeradius-postgresql-2.2.6-7.17.amzn1.i686  
    freeradius-unixODBC-2.2.6-7.17.amzn1.i686  
    freeradius-mysql-2.2.6-7.17.amzn1.i686  
    freeradius-ldap-2.2.6-7.17.amzn1.i686  
  
src:  
    freeradius-2.2.6-7.17.amzn1.src  
  
x86_64:  
    freeradius-ldap-2.2.6-7.17.amzn1.x86_64  
    freeradius-mysql-2.2.6-7.17.amzn1.x86_64  
    freeradius-krb5-2.2.6-7.17.amzn1.x86_64  
    freeradius-unixODBC-2.2.6-7.17.amzn1.x86_64  
    freeradius-postgresql-2.2.6-7.17.amzn1.x86_64  
    freeradius-perl-2.2.6-7.17.amzn1.x86_64  
    freeradius-2.2.6-7.17.amzn1.x86_64  
    freeradius-python-2.2.6-7.17.amzn1.x86_64  
    freeradius-debuginfo-2.2.6-7.17.amzn1.x86_64  
    freeradius-utils-2.2.6-7.17.amzn1.x86_64  

Additional References

Red Hat: CVE-2022-41860

Mitre: CVE-2022-41860

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

39.0%