Remote code execution in cURL

1) Data handling

EUVDB-ID: #VU12889

Risk: High

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:Amber]

CVE-ID: CVE-2018-1000303

CWE-ID: CWE-19 - Data Handling

Exploit availability: No

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

CPE2.3

• cpe:2.3:a:curl_haxx_se:curl:7.50.0:*:*:*:*:*:*:*
• cpe:2.3:a:curl_haxx_se:curl:7.50.1:*:*:*:*:*:*:*
• cpe:2.3:a:curl_haxx_se:curl:7.50.2:*:*:*:*:*:*:*

External links

https://packetstormsecurity.com/files/cve/CVE-2018-1000303

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.