Ubuntu 14.04 LTS / 16.04 LTS / 17.10 : curl vulnerabilities (USN-3554-1)

Medium Nessus Plugin ID 106558


The remote Ubuntu host is missing one or more security-related patches.


It was discovered that curl incorrectly handled certain data. An attacker could possibly use this to cause a denial of service or even to get access to sensitive data. This issue only affected Ubuntu 16.04 LTS and Ubuntu 17.10.

It was discovered that curl could accidentally leak authentication data. An attacker could possibly use this to get access to sensitive information. (CVE-2018-1000007).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.


Update the affected packages.

Plugin Details

Severity: Medium

ID: 106558

File Name: ubuntu_USN-3554-1.nasl

Version: $Revision: 3.4 $

Type: local

Agent: unix

Published: 2018/02/01

Modified: 2018/02/20

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 6.4

Temporal Score: 4.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C


Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:curl, p-cpe:/a:canonical:ubuntu_linux:libcurl3, p-cpe:/a:canonical:ubuntu_linux:libcurl3-gnutls, p-cpe:/a:canonical:ubuntu_linux:libcurl3-nss, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:16.04, cpe:/o:canonical:ubuntu_linux:17.10

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2018/01/31

Reference Information

CVE: CVE-2018-1000005, CVE-2018-1000007

OSVDB: 173421, 173444

USN: 3554-1