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    Rewterz Threat Advisory – Multiple Fortinet FortiOS, FortiProxy and Fortiweb Vulnerabilities

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    September 6, 2023
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    Rewterz Threat Alert – “Stealc” – An Information Stealer Malware – Active IOCs
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    Rewterz Threat Advisory – CVE-2023-40743 – Apache Axis Vulnerability
    Severity High Analysis Summary CVE-2023-40743 Apache Axis could allow a remote attacker to execute arbitrary code on the system, caused by improper input validation by the […]
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    Rewterz Threat Advisory – Multiple Google Chrome Vulnerabilities
    Severity High Analysis Summary CVE-2023-4763 CVSS:8.8 Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Networks. […]

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    • Rewterz XDR
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    Rewterz Threat Advisory – Multiple Fortinet FortiOS, FortiProxy and Fortiweb Vulnerabilities

    Managed Security Services

    • Managed Security Monitoring
    • Remote SOC
    • Onsite SOC
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    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.

  • Services

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    • Compromise Assessment
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    September 6, 2023
    Rewterz
    September 6, 2023
    Rewterz Threat Alert – “Stealc” – An Information Stealer Malware – Active IOCs
    Severity High Analysis Summary Stealc is a new malware that was first marketed by an actor named Plymouth on the XSS and BHF Russian-speaking underground forums […]
    September 6, 2023
    Rewterz
    September 6, 2023
    Rewterz Threat Advisory – CVE-2023-40743 – Apache Axis Vulnerability
    Severity High Analysis Summary CVE-2023-40743 Apache Axis could allow a remote attacker to execute arbitrary code on the system, caused by improper input validation by the […]
    September 6, 2023
    Rewterz
    September 6, 2023
    Rewterz Threat Advisory – Multiple Google Chrome Vulnerabilities
    Severity High Analysis Summary CVE-2023-4763 CVSS:8.8 Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Networks. […]

    Threat Insights

    16
    pdf-file (1)
    Annual Threat Intelligence Report 2022
    • Threat Advisories
    • Monthly Threat Insights
    • Threat Intelligence Reports
  • Why Rewterz?

    About Us

    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.

    Read More

    play_btn_Smallplay_btn_hover_Small
    leadership

    Our Leadership

    Our leadership team brings together years of knowledge and experience in cybersecurity to drive our company's mission and vision. Our team is passionate about delivering high-quality products and services, leading by example and assisting our clients in securing their organization’s environment.
    help

    CSR

    At Rewterz, we believe that businesses have a responsibility to impact positively and contribute to the well-being of our communities as well as the planet. That's why we are committed to operating in a socially responsible and sustainable way.

    Connect with Us

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    • Careers
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Rewterz
Rewterz Threat Alert – LockBit Ransomware – Active IOCs
June 13, 2023
Rewterz
Rewterz Threat Advisory – Multiple Fortinet FortiADC and FortiADC Manager Vulnerabilities
June 13, 2023

Rewterz Threat Advisory – Multiple Fortinet FortiOS, FortiProxy and Fortiweb Vulnerabilities

June 13, 2023

Severity

Medium

Analysis Summary

CVE-2023-33305 CVSS:4.9

Fortinet FortiOS, FortiProxy and Fortiweb is vulnerable to a denial of service, caused by an infinite loop flaw. By using a specially crafted firmware image a remote authenticated attacker could exploit this vulnerability to cause a denial of service condition.

CVE-2023-41327 CVSS:7.8

Fortinet FortiOS and FortiProxy could allow a local authenticated attacker to obtain sensitive information, caused by the transmission of sensitive information in plain text. By using the diagnose CLI commands to intercept traffic, an attacker could exploit this vulnerability to obtain administrators cookies, and use this information to launch further attacks against the affected system.

CVE-2023-29178 CVSS:4.3

Fortinet FortiOS and FortiProxy are vulnerable to a denial of service, caused by an access of uninitialized pointer flaw in the administrative interface API. By sending specially crafted HTTP or HTTPS requests, a remote authenticated attacker could exploit this vulnerability to cause the httpsd process to crash.

CVE-2023-43953 CVSS:6.7

Fortinet FortiOS and FortiProxy could allow a local authenticated attacker to execute arbitrary code on the system, caused by a format string flaw in the command line interpreter. By sending specially crafted command arguments, an attacker could exploit this vulnerability to execute arbitrary code on the system.

CVE-2023-29175 CVSS:4.8

Fortinet FortiOS and FortiProxy is vulnerable to a man-in-the-middle attack, caused by the lack of certificate verification when establishing secure connections with FortiGuard’s map server. An attacker could exploit this vulnerability to launch a man-in-the-middle attack and gain access to the communication channel between endpoints to obtain sensitive information or further compromise the system.

CVE-2023-22639 CVSS:6.7

Fortinet FortiOS and FortiProxy could allow a local authenticated attacker to execute arbitrary code on the system, caused by an out-of-bounds write flaw in the Command Line Interface. By sending specially crafted commands, an attacker could exploit this vulnerability to execute arbitrary code on the system.

Impact

  • Code Execution
  • Denial of Service
  • Information Disclosure
  • Gain Access

Indicators Of Compromise

CVE

  • CVE-2023-33305
  • CVE-2023-41327
  • CVE-2023-29178
  • CVE-2023-43953
  • CVE-2023-29175
  • CVE-2023-22639

Affected Vendors

Fortinet

Affected Products

  • Fortinet FortiWeb 6.3.0
  • Fortinet FortiProxy 2.0.0
  • Fortinet FortiProxy 1.1
  • Fortinet FortiOS 7.0.0
  • Fortinet FortiProxy 1.0
  • Fortinet FortiProxy 7.0.0
  • Fortinet FortiOS 7.2.0
  • Fortinet FortiProxy 7.2.0
  • Fortinet FortiWeb 7.0.0
  • Fortinet FortiProxy 1.2
  • Fortinet FortiOS 6.4.0
  • Fortinet FortiOS 6.2
  • Fortinet FortiOS 6.0
  • Fortinet FortiOS 7.2.3
  • Fortinet FortiProxy 7.2.3
  • Fortinet FortiWeb 6.4
  • Fortinet FortiProxy 7.0.9
  • Fortinet FortiWeb 7.0.6
  • Fortinet FortiWeb 7.2.0
  • Fortinet FortiWeb 7.2.1
  • Fortinet FortiProxy 7.0.7
  • Fortinet FortiProxy 7.2.1
  • Fortinet FortiOS 7.0.8
  • Fortinet FortiOS 7.2.4
  • Fortinet FortiOS 7.0.11
  • Fortinet FortiOS 6.0.0
  • Fortinet FortiOS 6.2.0
  • Fortinet FortiProxy 7.0.8
  • Fortinet FortiProxy 7.2.2
  • Fortinet FortiOS 6.4.12
  • Fortinet FortiOS 7.0.10

Remediation

Refer to FortiGuard Advisory for patch, upgrade or suggested workaround information.

CVE-2023-33305

CVE-2023-41327

CVE-2023-29178

CVE-2023-43953

CVE-2023-29175

CVE-2023-22639

Platform

  • Rewterz XDR
  • Rewterz Defense
  • Rewterz Threat Intelligence

Managed Security Services

  • Managed Security Monitoring
  • Remote SOC
  • Onsite SOC
  • Hybrid SOC

Assess

  • Compromise Assessment
  • APT Assessment
  • Penetration Testing
  • Architecture Design & Review
  • Red Team Assessment
  • Purple Team Assessment
  • Social Engineering
  • Source Code Review

Transform

  • SOC Consultancy
  • SOC Maturity Assessment
  • SOC Model Evaluation
  • SOC Gap Analysis
  • SIEM Gap Analysis
  • SIEM Optimization
  • SOC Content Pack

Train

  • Simulated Cyber Attack Exercise
  • Tabletop Exercise
  • Security Awareness and Training

Respond

  • Incident Analysis
  • Incident Response

Threat Insights

  • Threat Advisories
  • Monthly Threat Insights
  • Threat Intelligence Reports

Resources

  • Blog
  • Press Releases

Connect With Us

  • Contact
  • Careers
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