Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU70505
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-41860
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error within the EAP-SIM module when parsing an unknown SIM option. A remote attacker can send specially crafted data to the application and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's repository.
Vulnerable software versionsopenEuler: 20.03 LTS SP1 - 22.03 LTS
freeradius-utils: before 3.0.15-25
freeradius-sqlite: before 3.0.15-25
freeradius-debuginfo: before 3.0.15-25
freeradius-debugsource: before 3.0.15-25
freeradius-krb5: before 3.0.15-25
freeradius-perl: before 3.0.15-25
freeradius-postgresql: before 3.0.15-25
python2-freeradius: before 3.0.15-25
freeradius-ldap: before 3.0.15-25
freeradius-mysql: before 3.0.15-25
freeradius-devel: before 3.0.15-25
freeradius-help: before 3.0.15-25
freeradius: before 3.0.15-25
External linkshttp://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2165
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU70506
Risk: Low
CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-41861
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A malicious RADIUS client or home server can send a malformed
abinary
attribute, which can cause the server to crash.
Install updates from vendor's repository.
Vulnerable software versionsopenEuler: 20.03 LTS SP1 - 22.03 LTS
freeradius-utils: before 3.0.15-25
freeradius-sqlite: before 3.0.15-25
freeradius-debuginfo: before 3.0.15-25
freeradius-debugsource: before 3.0.15-25
freeradius-krb5: before 3.0.15-25
freeradius-perl: before 3.0.15-25
freeradius-postgresql: before 3.0.15-25
python2-freeradius: before 3.0.15-25
freeradius-ldap: before 3.0.15-25
freeradius-mysql: before 3.0.15-25
freeradius-devel: before 3.0.15-25
freeradius-help: before 3.0.15-25
freeradius: before 3.0.15-25
External linkshttp://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2165
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.