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March 25, 2023Severity Medium Analysis Summary GandCrab – a ransomware-as-a-service variant – was discovered in early 2018. At least five versions of GandCrab have been created since its […]March 25, 2023Severity Medium Analysis Summary NjRat is a Remote Access Trojan, which is found leveraging Pastebin to deliver a second-stage payload after initial infection. There are multiple […]March 24, 2023Severity Medium Analysis Summary CVE-2023-20113 Cisco SD-WAN vManage Software is vulnerable to cross-site request forgery, caused by improper validation of user-supplied input. By persuading an authenticated […]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.
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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
March 25, 2023Severity Medium Analysis Summary GandCrab – a ransomware-as-a-service variant – was discovered in early 2018. At least five versions of GandCrab have been created since its […]March 25, 2023Severity Medium Analysis Summary NjRat is a Remote Access Trojan, which is found leveraging Pastebin to deliver a second-stage payload after initial infection. There are multiple […]March 24, 2023Severity Medium Analysis Summary CVE-2023-20113 Cisco SD-WAN vManage Software is vulnerable to cross-site request forgery, caused by improper validation of user-supplied input. By persuading an authenticated […]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 Alert – Phobos Ransomware – Active IOCs
January 17, 2023Rewterz Threat Advisory – Multiple Adobe InCopy Vulnerabilities
January 17, 2023
Severity
High
Analysis Summary
CVE-2023-21607 CVSS:7.8
Adobe Acrobat and Adobe Reader could allow a remote attacker to execute arbitrary code on the system, caused by improper validation of user-supplied input. By persuading a victim to open a specially-crafted document, an attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim or cause the application to crash.
CVE-2023-21579 CVSS:7.8
Adobe Acrobat and Adobe Reader could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow. By persuading a victim to open a specially-crafted document, a remote attacker could execute arbitrary code on the system or cause the application to crash.
CVE-2023-21612 CVSS:5.5
Adobe Acrobat and Adobe Reader could allow a remote attacker to bypass security restrictions, caused by a violation of secure design principles. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to bypass access restrictions.
CVE-2023-21614 CVSS:5.5
Adobe Acrobat and Adobe Reader could allow a remote attacker to obtain sensitive information, caused by an out-of-bounds read. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to obtain sensitive information.
CVE-2023-21613 CVSS:5.5
Adobe Acrobat and Adobe Reader could allow a remote attacker to obtain sensitive information, caused by an out-of-bounds read. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to obtain sensitive information.
CVE-2023-21585 CVSS:5.5
Adobe Acrobat and Adobe Reader could allow a remote attacker to obtain sensitive information, caused by an out-of-bounds read. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to obtain sensitive information.
CVE-2023-21605 CVSS:7.8
Adobe Acrobat and Adobe Reader are vulnerable to a heap-based buffer overflow. By persuading a victim to open a specially-crafted document, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVE-2023-21604 CVSS:7.8
Adobe Acrobat and Adobe Reader are vulnerable to a stack-based buffer overflow. By persuading a victim to open a specially-crafted document, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVE-2023-21609 CVSS:7.8
Adobe Acrobat and Adobe Reader could allow a remote attacker to execute arbitrary code on the system, caused by an out-of-bounds write error. By persuading a victim to open a specially-crafted document, an attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim or cause the application to crash.
CVE-2023-21606 CVSS:7.8
Adobe Acrobat and Adobe Reader could allow a remote attacker to execute arbitrary code on the system, caused by an out-of-bounds write error. By persuading a victim to open a specially-crafted document, an attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim or cause the application to crash.
CVE-2023-21610 CVSS:7.8
Adobe Acrobat and Adobe Reader are vulnerable to a stack-based buffer overflow. By persuading a victim to open a specially-crafted document, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVE-2023-21608 CVSS:7.8
Adobe Acrobat and Adobe Reader could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free error. By persuading a victim to open a specially-crafted document, an attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim or cause the application to crash.
CVE-2023-21581 CVSS:5.5
Adobe Acrobat and Adobe Reader could allow a remote attacker to obtain sensitive information, caused by an out-of-bounds read. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to obtain sensitive information.
CVE-2023-21586 CVSS:5.5
Adobe Acrobat and Adobe Reader are vulnerable to a denial of service, caused by a NULL pointer dereference. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to cause a denial of service.
Impact
- Code Execution
- Unauthorized Access
- Security Bypass
- Information Disclosure
- Buffer Overflow
- Denial of Service
Indicators Of Compromise
CVE
- CVE-2023-21607
- CVE-2023-21579
- CVE-2023-21612
- CVE-2023-21614
- CVE-2023-21613
- CVE-2023-21585
- CVE-2023-21605
- CVE-2023-21604
- CVE-2023-21609
- CVE-2023-21606
- CVE-2023-21610
- CVE-2023-21608
- CVE-2023-21581
- CVE-2023-21586
Affected Vendors
Adobe
Affected Products
- Adobe Acrobat DC 22.003.20281
- Adobe Acrobat DC 22.003.20282
- Adobe Acrobat Reader DC 22.003.20282
- Adobe Acrobat 2020 20.005.30418
- Adobe Acrobat Reader DC 22.003.20281
- Adobe Acrobat Reader 2020 20.005.30418
Remediation
Refer to Adobe Security Advisory for patch, upgrade or suggested workaround information.