Amazon Linux 2 : curl (ALAS-2022-1792)

high Nessus Plugin ID 160577

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of curl installed on the remote host is prior to 7.79.1-2. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2022-1792 advisory.

- A insufficiently protected credentials vulnerability in fixed in curl 7.83.0 might leak authentication or cookie header data on HTTP redirects to the same host but another port number. (CVE-2022-27776)

- An improper authentication vulnerability exists in curl 7.33.0 to and including 7.82.0 which might allow reuse OAUTH2-authenticated connections without properly making sure that the connection was authenticated with the same credentials as set for this transfer. This affects SASL-enabled protocols: SMPTP(S), IMAP(S), POP3(S) and LDAP(S) (openldap only). (CVE-2022-22576)

- An insufficiently protected credentials vulnerability exists in curl 4.9 to and include curl 7.82.0 are affected that could allow an attacker to extract credentials when follows HTTP(S) redirects is used with authentication could leak credentials to other services that exist on different protocols or port numbers.
(CVE-2022-27774)

- An information disclosure vulnerability exists in curl 7.65.0 to 7.82.0 are vulnerable that by using an IPv6 address that was in the connection pool but with a different zone id it could reuse a connection instead. (CVE-2022-27775)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Run 'yum update curl' to update your system.

Plugin Details

Severity: High

ID: 160577

File Name: al2_ALAS-2022-1792.nasl

Version: 1.7

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 5/5/2022

Updated: 10/31/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.5

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

CVSS Score Source: CVE-2022-22576

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.5

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

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

Vulnerability Information

CPE: cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:libcurl-devel, p-cpe:/a:amazon:linux:curl, p-cpe:/a:amazon:linux:curl-debuginfo, p-cpe:/a:amazon:linux:libcurl

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/4/2022

Vulnerability Publication Date: 4/28/2022

Reference Information

CVE: CVE-2022-22576, CVE-2022-27774, CVE-2022-27775, CVE-2022-27776

Detections

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