Detections
Analytics
Oracle Linux 7 : openssl (ELSA-2021-9478)
high Nessus Plugin ID 154916
Language:
Synopsis
The remote Oracle Linux host is missing one or more security updates.Description
The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9478 advisory.- fix CVE-2021-23841 openssl: NULL pointer dereference in X509_issuer_and_serial_hash()
- fix CVE-2021-23840 openssl: integer overflow in CipherUpdate
Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update the affected packages.See Also
Plugin Details
Severity: High
ID: 154916
File Name: oraclelinux_ELSA-2021-9478.nasl
Version: 1.8
Type: local
Agent: unix
Published: 11/5/2021
Updated: 11/2/2024
Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 5
Temporal Score: 3.7
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS Score Source: CVE-2021-23840
CVSS v3
Risk Factor: High
Base Score: 7.5
Temporal Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:oracle:linux:openssl-static, p-cpe:/a:oracle:linux:openssl-perl, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:openssl-devel, p-cpe:/a:oracle:linux:openssl-libs, p-cpe:/a:oracle:linux:openssl
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 10/13/2021
Vulnerability Publication Date: 2/16/2021
Reference Information
CVE: CVE-2021-23840, CVE-2021-23841
IAVA: 2021-A-0103-S, 2021-A-0193-S, 2021-A-0195, 2021-A-0480