Red Hat Enterprise Linux 8.6 Extended Update Support update for firefox
| Risk | Critical |
| Patch available | YES |
| Number of vulnerabilities | 7 |
| CVE-ID | CVE-2023-5721 CVE-2023-5724 CVE-2023-5725 CVE-2023-5728 CVE-2023-5730 CVE-2023-5732 CVE-2023-44488 CVE-2023-5217 |
| CWE-ID | CWE-451 CWE-399 CWE-264 CWE-119 CWE-122 |
| Exploitation vector | Network |
| Public exploit | Vulnerability #7 is being exploited in the wild. |
| Vulnerable software |
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions Operating systems & Components / Operating system package or component firefox (Red Hat package) Operating systems & Components / Operating system package or component Red Hat Enterprise Linux for ARM 64 - Extended Update Support Operating systems & Components / Operating system Red Hat Enterprise Linux Server - TUS Operating systems & Components / Operating system Red Hat Enterprise Linux for Power, little endian - Extended Update Support Operating systems & Components / Operating system Red Hat Enterprise Linux for IBM z Systems - Extended Update Support Operating systems & Components / Operating system Red Hat Enterprise Linux Server - AUS Operating systems & Components / Operating system Red Hat Enterprise Linux for x86_64 - Extended Update Support Operating systems & Components / Operating system |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains information about 7 vulnerabilities.
1) Spoofing attack
EUVDB-ID: #VU82337
Risk: Medium
CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-5721
CWE-ID:
CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of queued up rendering. A remote attacker can perform spoofing attack by activating or dismissing certain browser prompts and dialogs.
MitigationInstall updates from vendor's website.
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 8.6
Red Hat Enterprise Linux for ARM 64 - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - TUS: 8.6
Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 8.6
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - AUS: 8.6
Red Hat Enterprise Linux for x86_64 - Extended Update Support: 8.6
firefox (Red Hat package): before 115.4.0-1.el8_6
CPE2.3- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_for_ibm_power_le_-_update_services_for_sap_solutions:8.6:*:*:*:*:*:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_tus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:firefox_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:
http://access.redhat.com/errata/RHSA-2023:6186
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Resource management error
EUVDB-ID: #VU82339
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-5724
CWE-ID:
CWE-399 - Resource Management Errors
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources in WebGL. A remote attacker can trick the victim to open a specially crafted website and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 8.6
Red Hat Enterprise Linux for ARM 64 - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - TUS: 8.6
Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 8.6
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - AUS: 8.6
Red Hat Enterprise Linux for x86_64 - Extended Update Support: 8.6
firefox (Red Hat package): before 115.4.0-1.el8_6
CPE2.3- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_for_ibm_power_le_-_update_services_for_sap_solutions:8.6:*:*:*:*:*:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_tus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:firefox_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:
http://access.redhat.com/errata/RHSA-2023:6186
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Permissions, Privileges, and Access Controls
EUVDB-ID: #VU82340
Risk: Low
CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-5725
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a malicious extension to bypass implemented security restrictions.
The vulnerability exists due to improperly imposed security restrictions in WebExtension, which can open arbitrary URLs. A malicious extension can collect sensitive user data.
MitigationInstall updates from vendor's website.
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 8.6
Red Hat Enterprise Linux for ARM 64 - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - TUS: 8.6
Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 8.6
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - AUS: 8.6
Red Hat Enterprise Linux for x86_64 - Extended Update Support: 8.6
firefox (Red Hat package): before 115.4.0-1.el8_6
CPE2.3- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_for_ibm_power_le_-_update_services_for_sap_solutions:8.6:*:*:*:*:*:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_tus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:firefox_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:
http://access.redhat.com/errata/RHSA-2023:6186
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
4) Buffer overflow
EUVDB-ID: #VU82343
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-5728
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper object tracking during garbage collection. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 8.6
Red Hat Enterprise Linux for ARM 64 - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - TUS: 8.6
Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 8.6
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - AUS: 8.6
Red Hat Enterprise Linux for x86_64 - Extended Update Support: 8.6
firefox (Red Hat package): before 115.4.0-1.el8_6
CPE2.3- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_for_ibm_power_le_-_update_services_for_sap_solutions:8.6:*:*:*:*:*:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_tus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:firefox_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:
http://access.redhat.com/errata/RHSA-2023:6186
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
5) Buffer overflow
EUVDB-ID: #VU82344
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-5730
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 8.6
Red Hat Enterprise Linux for ARM 64 - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - TUS: 8.6
Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 8.6
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - AUS: 8.6
Red Hat Enterprise Linux for x86_64 - Extended Update Support: 8.6
firefox (Red Hat package): before 115.4.0-1.el8_6
CPE2.3- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_for_ibm_power_le_-_update_services_for_sap_solutions:8.6:*:*:*:*:*:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_tus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:firefox_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:
http://access.redhat.com/errata/RHSA-2023:6186
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
6) Spoofing attack
EUVDB-ID: #VU82338
Risk: Medium
CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-5732
CWE-ID:
CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of user-supplied data when handling bidirectional characters. A remote attacker can spoof the browser address bar.
Install updates from vendor's website.
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 8.6
Red Hat Enterprise Linux for ARM 64 - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - TUS: 8.6
Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 8.6
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - AUS: 8.6
Red Hat Enterprise Linux for x86_64 - Extended Update Support: 8.6
firefox (Red Hat package): before 115.4.0-1.el8_6
CPE2.3- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_for_ibm_power_le_-_update_services_for_sap_solutions:8.6:*:*:*:*:*:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_tus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:firefox_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:
http://access.redhat.com/errata/RHSA-2023:6186
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
7) Heap-based buffer overflow
EUVDB-ID: #VU81244
Risk: Critical
CVSSv3.1: 8.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]
CVE-ID: CVE-2023-44488,CVE-2023-5217
CWE-ID:
CWE-122 - Heap-based Buffer Overflow
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted HTML content in vp8 encoding in libvpx. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Note, the vulnerability is being actively exploited in the wild.
Install updates from vendor's website.
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 8.6
Red Hat Enterprise Linux for ARM 64 - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - TUS: 8.6
Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 8.6
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 8.6
Red Hat Enterprise Linux Server - AUS: 8.6
Red Hat Enterprise Linux for x86_64 - Extended Update Support: 8.6
firefox (Red Hat package): before 115.4.0-1.el8_6
CPE2.3- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_for_ibm_power_le_-_update_services_for_sap_solutions:8.6:*:*:*:*:*:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_tus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:8.6:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:firefox_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:
http://access.redhat.com/errata/RHSA-2023:6186
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.
