Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : curl vulnerabilities (USN-4402-1)

high Nessus Plugin ID 137824

Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

Marek Szlagor, Gregory Jefferis and Jeroen Ooms discovered that curl incorrectly handled certain credentials. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 19.10 and Ubuntu 20.04 LTS. (CVE-2020-8169) It was discovered that curl incorrectly handled certain parameters. An attacker could possibly use this issue to overwrite a local file.
(CVE-2020-8177).

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.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-4402-1

Plugin Details

Severity: High

ID: 137824

File Name: ubuntu_USN-4402-1.nasl

Version: 1.9

Type: local

Agent: unix

Published: 6/25/2020

Updated: 10/20/2023

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2020-8169

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2020-8177

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:curl, p-cpe:/a:canonical:ubuntu_linux:curl-udeb, p-cpe:/a:canonical:ubuntu_linux:libcurl3, p-cpe:/a:canonical:ubuntu_linux:libcurl3-gnutls, p-cpe:/a:canonical:ubuntu_linux:libcurl3-nss, p-cpe:/a:canonical:ubuntu_linux:libcurl3-udeb, p-cpe:/a:canonical:ubuntu_linux:libcurl4, p-cpe:/a:canonical:ubuntu_linux:libcurl4-gnutls-dev, p-cpe:/a:canonical:ubuntu_linux:libcurl4-nss-dev, p-cpe:/a:canonical:ubuntu_linux:libcurl4-openssl-dev, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:20.04:-:lts

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/24/2020

Vulnerability Publication Date: 12/14/2020

Reference Information

CVE: CVE-2020-8169, CVE-2020-8177

IAVA: 2020-A-0291-S

USN: 4402-1