Use-after-free in Zelio Soft 2

1) Use-after-free

EUVDB-ID: #VU19172

Risk: Medium

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-6822

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error. A local attacker can send a specially crafted project file and while opening it execute arbitrary code on the affected system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Zelio Soft 2: before 5.3

CPE2.3

• cpe:2.3:h:schneider_electric:zelio_soft_2:*:*:*:*:*:*:*:*

External links

https://ics-cert.us-cert.gov/advisories/icsa-19-190-03

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.