Oracle Linux 7 : pki-core (ELSA-2021-0851)

high Nessus Plugin ID 147863


The remote Oracle Linux host is missing one or more security updates.


The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-0851 advisory.

- A Reflected Cross Site Scripting flaw was found in all pki-core 10.x.x versions module from the pki-core server due to the CA Agent Service not properly sanitizing the certificate request page. An attacker could inject a specially crafted value that will be executed on the victim's browser. (CVE-2019-10146)

- A vulnerability was found in all pki-core 10.x.x versions, where the Key Recovery Authority (KRA) Agent Service did not properly sanitize recovery request search page, enabling a Reflected Cross Site Scripting (XSS) vulnerability. An attacker could trick an authenticated victim into executing specially crafted Javascript code. (CVE-2019-10179)

- A Reflected Cross Site Scripting vulnerability was found in all pki-core 10.x.x versions, where the pki-ca module from the pki-core server. This flaw is caused by missing sanitization of the GET URL parameters. An attacker could abuse this flaw to trick an authenticated user into clicking a specially crafted link which can execute arbitrary code when viewed in a browser. (CVE-2019-10221)

- pki-core: KRA vulnerable to reflected XSS via the getPk12 page (CVE-2020-1721)

- A flaw was found in pki-core. An attacker who has successfully compromised a key could use this flaw to renew the corresponding certificate over and over again, as long as it is not explicitly revoked. The highest threat from this vulnerability is to data confidentiality and integrity. (CVE-2021-20179)

- pki-core: XSS in the certificate search results (CVE-2020-25715)

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


Update the affected packages.

See Also

Plugin Details

Severity: High

ID: 147863

File Name: oraclelinux_ELSA-2021-0851.nasl

Version: 1.4

Type: local

Agent: unix

Published: 3/17/2021

Updated: 3/19/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information

CVSS Score Source: CVE-2021-20179


Risk Factor: Medium

Score: 6


Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.1

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

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


Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:pki-base, p-cpe:/a:oracle:linux:pki-base-java, p-cpe:/a:oracle:linux:pki-ca, p-cpe:/a:oracle:linux:pki-javadoc, p-cpe:/a:oracle:linux:pki-kra, p-cpe:/a:oracle:linux:pki-server, p-cpe:/a:oracle:linux:pki-symkey, p-cpe:/a:oracle:linux:pki-tools

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/17/2021

Vulnerability Publication Date: 3/18/2020

Reference Information

CVE: CVE-2019-10146, CVE-2019-10179, CVE-2019-10221, CVE-2020-1721, CVE-2020-25715, CVE-2021-20179