Denial of service in Cisco AMP for Endpoints Linux Connector Software

1) Buffer overflow

EUVDB-ID: #VU28150

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3343

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A local user can send a specially crafted packet, trigger memory corruption and cause a denial of service condition on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco AMP for Endpoints Linux Connector Software: before 1.12.3.698

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-amp4elinux-h33dkrvb

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.