RHEL 8 : OpenShift Container Platform 4.8.15 packages and (RHSA-2021:3820)
high Nessus Plugin ID 154293
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New! Plugin Severity Now Using CVSS v3
The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Synopsis
The remote Red Hat host is missing one or more security updates.Description
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:3820 advisory.- jenkins: improper permission checks allow canceling queue items and aborting builds (CVE-2021-21670)
- jenkins: session fixation vulnerability (CVE-2021-21671)
- golang: net: lookup functions may return invalid host names (CVE-2021-33195)
- golang: net/http/httputil: ReverseProxy forwards connection headers if first one is empty (CVE-2021-33197)
- golang: math/big.Rat: may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents (CVE-2021-33198)
- golang: crypto/tls: certificate of wrong type is causing TLS client to panic (CVE-2021-34558)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Update the affected butane and / or jenkins packages.See Also
https://cwe.mitre.org/data/definitions/20.html
https://cwe.mitre.org/data/definitions/384.html
https://cwe.mitre.org/data/definitions/400.html
https://cwe.mitre.org/data/definitions/863.html
https://access.redhat.com/security/cve/CVE-2021-34558
https://bugzilla.redhat.com/1983596
https://access.redhat.com/security/cve/CVE-2021-33195
https://access.redhat.com/security/cve/CVE-2021-33197
https://access.redhat.com/security/cve/CVE-2021-33198
https://bugzilla.redhat.com/1989564
https://bugzilla.redhat.com/1989570
https://bugzilla.redhat.com/1989575
https://access.redhat.com/security/cve/CVE-2021-21670
https://access.redhat.com/security/cve/CVE-2021-21671
https://access.redhat.com/errata/RHSA-2021:3820
Plugin Details
Severity: High
ID: 154293
File Name: redhat-RHSA-2021-3820.nasl
Version: 1.2
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 10/21/2021
Updated: 10/21/2021
Dependencies: ssh_get_info.nasl, redhat_repos.nasl
Risk Information
CVSS Score Source: CVE-2021-33195
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: High
Base Score: 7.5
Temporal Score: 5.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Temporal Vector: CVSS2#E:U/RL:OF/RC:C
CVSS v3
Risk Factor: High
Base Score: 7.3
Temporal Score: 6.4
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:2.3:o:redhat:enterprise_linux:8:*:*:*:*:*:*:*, p-cpe:2.3:a:redhat:enterprise_linux:jenkins:*:*:*:*:*:*:*, p-cpe:2.3:a:redhat:enterprise_linux:butane:*:*:*:*:*:*:*
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 10/19/2021
Vulnerability Publication Date: 6/30/2021
Reference Information
CVE: CVE-2021-33195, CVE-2021-33197, CVE-2021-33198, CVE-2021-21670, CVE-2021-21671, CVE-2021-34558