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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
7

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

34.6%

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

34.6%