Vulnerability identifier: #VU12889

Vulnerability risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-1000303

CWE-ID: CWE-19

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
cURL
Client/Desktop applications / Other client software

Vendor:
curl.haxx.se

Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to incorrect handling of long FTP server command replies. A remote attacker can trick the victim into connecting to a malicious FTP server and execute arbitrary code.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation
Install update from vendor's website.

Vulnerable software versions

cURL: 7.50.0 - 7.59.0

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External links
http://packetstormsecurity.com/files/cve/CVE-2018-1000303

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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.