The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:7877 advisory.

    OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS)     protocols, as well as a full-strength general-purpose cryptography library.

    Security Fix(es):

    * openssl: Excessive time spent checking DH keys and parameters (CVE-2023-3446)

    * OpenSSL: Excessive time spent checking DH q parameter value (CVE-2023-3817)

    * openssl: Generating excessively long X9.42 DH keys or checking excessively long X9.42 DH keys or     parameters may be very slow (CVE-2023-5678)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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.

Detections

Analytics

RHEL 8 : openssl (RHSA-2023:7877)

critical Nessus Plugin ID 187088

Version 1.5

Version 1.4

Version 1.3

Version 1.2

Version 1.1

Version 1.0

Version 1.5 Mar 15, 2025, 2:36 AM CVE (set "CVE" coverage to "CVE-2023-3446,CVE-2023-3817,CVE-2023-5678,CVE-2024-2408") CVSS metrics ("CVSSv2 score" set to 5.4) CVSS metrics ("CVSSv2 vector" set to "CVSS2#AV:N/AC:H/Au:N/C:C/I:N/A:N") CVSS metrics ("CVSSv3 score" set to 5.9) CVSS metrics ("CVSSv3 vector" set to "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N") CVSS metrics ("Cvssv4 threat vector" set to "CVSS:4.0/E:P") CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:POC/RL:OF/RC:C") CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:P/RL:O/RC:C") CVSSv2 score source (changed from "CVE-2023-5678" to "CVE-2024-2408") Detection (updated detection logic) Exploit attributes ("Exploit available" set to "True") Exploit attributes ("Exploitability ease" changed from "No known exploits are available" to "Exploits are available") Reference Plugin Feed: 202503150236
Version 1.4 Nov 8, 2024, 5:19 AM CVSS metrics ("Cvssv4 score" set to 9.3) CVSS metrics ("Cvssv4 threat vector" set to "CVSS:4.0/E:U") CVSS metrics ("Cvssv4 vector" set to "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N") Plugin metadata Plugin Feed: 202411080519
Version 1.3 Apr 28, 2024, 2:25 PM Detection (updated detection logic) Plugin metadata Plugin Feed: 202404281425
Version 1.2 Apr 11, 2024, 4:12 PM IAVM reference Plugin Feed: 202404111612
Version 1.1 Mar 8, 2024, 6:26 PM STIG Severity (set to "I") IAVM reference Plugin Feed: 202403081826
Version 1.0 Dec 19, 2023, 8:16 PM New Plugin Feed: 202312192016