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August 31, 2023
Severity High Analysis Summary CVE-2023-20900 VMware Tools could allow a remote attacker to bypass security restrictions, caused by improper SAML token signature verification. By utilize man-in-the-middle […]August 31, 2023
Severity High Analysis Summary Shuckworm APT – aka Actinium, Armageddon, Primitive Bear, Gamaredon, and Trident Ursa – is a Russia-backed advanced persistent threat (APT) that has […]August 31, 2023
Severity High Analysis Summary A threat actor believed to be associated with the hacking group FIN8 has been exploiting a vulnerability known as CVE-2023-3519 to compromise […]Threat Insights
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Connect with Us
Platform
Managed Security Services
Managed Penetration Testing
Rewterz penetration testing services help organizations determine if a cyber attacker can gain access to their critical assets while giving them detailed insights of the overall business impact of a cyber attack.
Resources
August 31, 2023
Severity High Analysis Summary CVE-2023-20900 VMware Tools could allow a remote attacker to bypass security restrictions, caused by improper SAML token signature verification. By utilize man-in-the-middle […]August 31, 2023
Severity High Analysis Summary Shuckworm APT – aka Actinium, Armageddon, Primitive Bear, Gamaredon, and Trident Ursa – is a Russia-backed advanced persistent threat (APT) that has […]August 31, 2023
Severity High Analysis Summary A threat actor believed to be associated with the hacking group FIN8 has been exploiting a vulnerability known as CVE-2023-3519 to compromise […]Threat Insights
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Connect with Us
Rewterz Threat Advisory – North Korea Linked Konni APT Group – Active IOCs
August 30, 2023
Rewterz Threat Advisory – CVE-2023-4569 – Linux Kernel Vulnerability
August 30, 2023
Severity
High
Analysis Summary
CVE-2023-4585 CVSS:8.8
Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by memory safety bugs within the browser engine. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability using unknown attack vectors to execute arbitrary code on the vulnerable system or cause a denial of service.
CVE-2023-4583 CVSS:6.5
Mozilla Firefox could allow a remote attacker to bypass security restrictions, caused by the failure to clear browsing context when closing private window. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to bypass security restrictions.
CVE-2023-4582 CVSS:8.8
Mozilla Firefox is vulnerable to a buffer overflow, caused by improper bounds checking by WebGL glGetProgramiv. By persuading a victim to visit a specially crafted Web site, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVE-2023-4581 CVSS:6.5
Mozilla Firefox could allow a remote attacker to bypass security restrictions, caused by Excel .xll add-in files being downloadable without warnings. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to bypass security restrictions.
CVE-2023-4580 CVSS:6.5
Mozilla Firefox could allow a remote attacker to obtain sensitive information, caused by the failure to encrypt push notifications stored on disk in private browsing mode. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to obtain sensitive information.
CVE-2023-4579 CVSS:6.5
Mozilla Firefox could allow a remote attacker to conduct spoofing attacks, caused by the formatting of persistent search terms as URLS. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to conduct a spoofing attack.
CVE-2023-4578 CVSS:6.5
Mozilla Firefox is vulnerable to a denial of service, caused by an out-of-memory exception in error reporting methods in SpiderMonkey. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to corrupt the stack and cause the browser to crash.
CVE-2023-4577 CVSS:6.5
Mozilla Firefox is vulnerable to a denial of service, caused by a memory corruption in JIT UpdateRegExpStatics. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to corrupt the stack and cause the browser to crash.
CVE-2023-4576 CVSS:8.8
Mozilla Firefox is vulnerable to a heap-based buffer overflow, caused by an integer overflow in RecordedSourceSurfaceCreation. By persuading a victim to visit a specially crafted Web site, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVE-2023-4575 CVSS:6.5
Mozilla Firefox is vulnerable to a denial of service, caused by a memory corruption in IPC FilePickerShownCallback. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to corrupt the stack and cause the browser to crash.
CVE-2023-4574 CVSS:6.5
Mozilla Firefox is vulnerable to a denial of service, caused by a memory corruption in IPC ColorPickerShownCallback. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to corrupt the stack and cause the browser to crash.
CVE-2023-4573 CVSS:6.5
Mozilla Firefox is vulnerable to a denial of service, caused by a memory corruption in IPC CanvasTranslator. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to corrupt the stack and cause the browser to crash.
CVE-2023-4584 CVSS:8.8
Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by memory safety bugs within the browser engine. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability using unknown attack vectors to execute arbitrary code on the vulnerable system or cause a denial of service.
Impact
- Code Execution
- Denial of Service
- Security Bypass
- Information Disclosure
- Buffer Overflow
Indicators Of Compromise
CVE
- CVE-2023-4585
- CVE-2023-4583
- CVE-2023-4582
- CVE-2023-4581
- CVE-2023-4580
- CVE-2023-4579
- CVE-2023-4578
- CVE-2023-4577
- CVE-2023-4576
- CVE-2023-4575
- CVE-2023-4574
- CVE-2023-4573
- CVE-2023-4584
Affected Vendors
Mozilla
Affected Products
- Mozilla Firefox 116
- Mozilla Firefox ESR 115.1
- Mozilla Firefox ESR 102.14
Remediation
Refer to Mozilla Foundation Security Advisory for patch, upgrade or suggested workaround information.