SB2022011133 - Multiple vulnerabilities in Adobe Acrobat and Reader
Published: January 11, 2022 Updated: October 13, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 28 secuirty vulnerabilities.
1) Out-of-bounds read (CVE-ID: CVE-2021-44715)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.
2) Out-of-bounds write (CVE-ID: CVE-2021-45068)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing embedded fonts. A remote attacker can create a specially crafted PDF file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
3) Access of memory location after end of buffer (CVE-ID: CVE-2021-45067)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted PDF file, trick the victim into opening it and read contents of memory on the system.
4) Use-after-free (CVE-ID: CVE-2021-45064)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
5) Use-after-free (CVE-ID: CVE-2021-45063)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a use-after-free error when processing JP2 images. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and gain access to sensitive information.
6) Use-after-free (CVE-ID: CVE-2021-45062)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
7) Out-of-bounds write (CVE-ID: CVE-2021-45061)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing embedded fonts. A remote attacker can create a specially crafted PDF file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
8) Out-of-bounds read (CVE-ID: CVE-2021-45060)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing embedded fonts. A remote attacker can create a specially crafted PDF file, trick the victim into opening it using the affected software, trigger out-of-bounds read and execute arbitrary code on the target system.
9) Out-of-bounds read (CVE-ID: CVE-2021-44742)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.
10) NULL pointer dereference (CVE-ID: CVE-2021-44741)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim to open a specially crafted PDF file and perform a denial of service (DoS) attack.
11) NULL pointer dereference (CVE-ID: CVE-2021-44740)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim to open a specially crafted PDF file and perform a denial of service (DoS) attack.
12) Input validation error (CVE-ID: CVE-2021-44739)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim to open a specially crafted PDF file and gain access to sensitive information.
13) Security features bypass (CVE-ID: CVE-2021-44714)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim to open a specially crafted PDF file and gain access to sensitive information.
14) Use-after-free (CVE-ID: CVE-2021-44701)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when handling AcroForm fields. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
15) Use-after-free (CVE-ID: CVE-2021-44713)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and crash the application.
16) Input validation error (CVE-ID: CVE-2021-44712)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim to open a specially crafted PDF file and gain access to sensitive information or crash the application.
17) Integer overflow (CVE-ID: CVE-2021-44711)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow. A remote attacker can trick the victim to open a specially crafted PDF file, trigger integer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
18) Use-after-free (CVE-ID: CVE-2021-44710)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
19) Heap-based buffer overflow (CVE-ID: CVE-2021-44709)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
20) Heap-based buffer overflow (CVE-ID: CVE-2021-44708)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
21) Out-of-bounds write (CVE-ID: CVE-2021-44707)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing embedded fonts. A remote attacker can create a specially crafted PDF file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
22) Use-after-free (CVE-ID: CVE-2021-44706)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
23) Access of uninitialized pointer (CVE-ID: CVE-2021-44705)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing JP2 images inside PDF files. A remote unauthenticated attacker can trick the victim to open a specially crafted PDF file, trigger a buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
24) Use-after-free (CVE-ID: CVE-2021-44704)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
25) Stack-based buffer overflow (CVE-ID: CVE-2021-44703)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing PDF files. A remote unauthenticated attacker can trick the victim to open a specially crafted PDF file, trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
26) Improper access control (CVE-ID: CVE-2021-44702)
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote attacker can trick the victim to open a specially crafted PDF file, bypass implemented security restrictions and gain access to sensitive information.
27) Out-of-bounds write (CVE-ID: CVE-2022-24092)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can create a specially crafted PDF file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
28) Out-of-bounds write (CVE-ID: CVE-2022-24091)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can create a specially crafted PDF file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install update from vendor's website.
References
- https://helpx.adobe.com/security/products/acrobat/apsb22-01.html
- https://www.zerodayinitiative.com/advisories/ZDI-22-058/
- https://www.zerodayinitiative.com/advisories/ZDI-22-059/
- https://www.zerodayinitiative.com/advisories/ZDI-22-056/
- https://www.zerodayinitiative.com/advisories/ZDI-22-060/
- https://www.zerodayinitiative.com/advisories/ZDI-22-057/
- https://www.zerodayinitiative.com/advisories/ZDI-22-539/
- https://www.zerodayinitiative.com/advisories/ZDI-22-540/
- https://www.zerodayinitiative.com/advisories/ZDI-22-513/
- https://www.zerodayinitiative.com/advisories/ZDI-22-512/