Privilege escalation in Avira Software Updater



Published: 2020-05-06
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-12463
CWE-ID CWE-65
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Avira Software Updater
Client/Desktop applications / Other client software

Vendor Avira Operations GmbH & Co. KG

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Windows Hard Link

EUVDB-ID: #VU27563

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-12463

CWE-ID: CWE-65 - Windows hard link

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improperly handling file hard links. A local user can obtain take control of arbitrary files, leading to an elevated status.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Avira Software Updater: 2.0.6.25416


CPE2.3 External links

http://support.avira.com/hc/en-us/articles/360000142857-Avira-Software-Updater

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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