Common Weakness Enumeration

CWE-121

Allowed

Stack-based Buffer Overflow

Abstraction: Variant · Status: Draft

A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).

5279 vulnerabilities reference this CWE, most recent first.

CVE-2020-25854 (GCVE-0-2020-25854)

Vulnerability from cvelistv5 – Published: 2021-02-03 16:49 – Updated: 2024-08-04 15:49
VLAI
Summary
The function DecWPA2KeyData() in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 (up to and excluding 2.08) does not validate the size parameter for an internal function, rt_arc4_crypt_veneer() or _AES_UnWRAP_veneer(), resulting in a stack buffer overflow which can be exploited for remote code execution or denial of service. An attacker can impersonate an Access Point and attack a vulnerable Wi-Fi client, by injecting a crafted packet into the WPA2 handshake. The attacker needs to know the network's PSK in order to exploit this.
Severity
No CVSS data available.
CWE
  • CWE-121 - Stack buffer overflow (CWE-121)
Assigner
References
Impacted products
Vendor Product Version
n/a Realtek RTL8195A Wi-Fi Module Affected: Versions before 2020-04-21 (up to and excluding 2.08)
Show details on NVD website

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CVE-2020-25844 (GCVE-0-2020-25844)

Vulnerability from cvelistv5 – Published: 2020-12-31 07:45 – Updated: 2024-09-16 16:53
VLAI
Title
CHANGING Inc. NHIServiSignAdapter Windows Versions - Stack Overflow
Summary
The digest generation function of NHIServiSignAdapter has not been verified for parameter’s length, which leads to a stack overflow loophole. Remote attackers can use the leak to execute code without privilege.
CWE
  • CWE-121 - Stack-based Buffer Overflow
Assigner
References
Impacted products
Date Public
2020-12-31 00:00
Credits
DEVORE
Show details on NVD website

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CVE-2020-25189 (GCVE-0-2020-25189)

Vulnerability from cvelistv5 – Published: 2020-11-21 16:58 – Updated: 2024-08-04 15:26
VLAI
Summary
The affected product is vulnerable to three stack-based buffer overflows, which may allow an unauthenticated attacker to remotely execute arbitrary code on the IP150 (firmware versions 5.02.09).
Severity
No CVSS data available.
CWE
  • CWE-121 - STACK-BASED BUFFER OVERFLOW CWE-121
Assigner
References
Impacted products
Vendor Product Version
n/a IP150 Affected: Firmware version 5.02.09
Show details on NVD website

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CVE-2020-25177 (GCVE-0-2020-25177)

Vulnerability from cvelistv5 – Published: 2020-12-01 14:54 – Updated: 2024-08-04 15:26
VLAI
Summary
WECON PLC Editor Versions 1.3.8 and prior has a stack-based buffer overflow vulnerability has been identified that may allow arbitrary code execution.
Severity
No CVSS data available.
CWE
  • CWE-121 - STACK-BASED BUFFER OVERFLOW CWE-121
Assigner
References
Impacted products
Vendor Product Version
n/a WECON PLC Editor Affected: PLC Editor Versions 1.3.8 and prior
Show details on NVD website

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CVE-2020-25159 (GCVE-0-2020-25159)

Vulnerability from cvelistv5 – Published: 2020-11-24 19:12 – Updated: 2024-09-16 18:09
VLAI
Title
Real Time Automation EtherNet/IP
Summary
499ES EtherNet/IP (ENIP) Adaptor Source Code is vulnerable to a stack-based buffer overflow, which may allow an attacker to send a specially crafted packet that may result in a denial-of-service condition or code execution.
Severity
No CVSS data available.
CWE
  • CWE-121 - STACK-BASED BUFFER OVERFLOW CWE-121
Assigner
References
Impacted products
Date Public
2020-11-19 00:00
Show details on NVD website

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CVE-2020-17413 (GCVE-0-2020-17413)

Vulnerability from cvelistv5 – Published: 2020-10-13 17:10 – Updated: 2024-08-04 13:53
VLAI
Summary
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PhantomPDF 10.0.0.35798. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of U3D objects embedded in PDF files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-11226.
CWE
  • CWE-121 - Stack-based Buffer Overflow
Assigner
zdi
References
Impacted products
Vendor Product Version
Foxit PhantomPDF Affected: 10.0.0.35798
Create a notification for this product.
Credits
Mat Powell of Trend Micro Zero Day Initiative
Show details on NVD website

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CVE-2020-17407 (GCVE-0-2020-17407)

Vulnerability from cvelistv5 – Published: 2020-10-13 17:10 – Updated: 2024-08-04 13:53
VLAI
Summary
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microhard Bullet-LTE prior to v1.2.0-r1112. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of authentication headers. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-10596.
CWE
  • CWE-121 - Stack-based Buffer Overflow
Assigner
zdi
References
Impacted products
Vendor Product Version
Microhard Bullet-LTE Affected: prior to v1.2.0-r1112
Create a notification for this product.
Credits
Ricky "HeadlessZeke" Lawshae
Show details on NVD website

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CVE-2020-16243 (GCVE-0-2020-16243)

Vulnerability from cvelistv5 – Published: 2021-02-23 16:18 – Updated: 2024-08-04 13:37
VLAI
Summary
Multiple buffer overflow vulnerabilities exist when LeviStudioU (Version 2019-09-21 and prior) processes project files. Opening a specially crafted project file could allow an attacker to exploit and execute code under the privileges of the application.
Severity
No CVSS data available.
CWE
  • CWE-121 - STACK-BASED BUFFER OVERFLOW CWE-121
Assigner
References
Impacted products
Vendor Product Version
n/a LeviStudioU Affected: Version 2019-09-21 and prior
Show details on NVD website

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CVE-2020-16234 (GCVE-0-2020-16234)

Vulnerability from cvelistv5 – Published: 2020-09-30 20:44 – Updated: 2024-08-04 13:37
VLAI
Title
FATEK Automation PLC WinProladder
Summary
In PLC WinProladder Version 3.28 and prior, a stack-based buffer overflow vulnerability can be exploited when a valid user opens a specially crafted file, which may allow an attacker to remotely execute arbitrary code.
Severity
No CVSS data available.
CWE
  • CWE-121 - Stack-based Buffer Overflow
Assigner
References
Impacted products
Vendor Product Version
FATEK Automation PLC WinProladder Affected: unspecified , ≤ 3.28 (custom)
Create a notification for this product.
Show details on NVD website

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CVE-2020-16221 (GCVE-0-2020-16221)

Vulnerability from cvelistv5 – Published: 2020-08-06 23:12 – Updated: 2024-08-04 13:37
VLAI
Summary
Delta Electronics TPEditor Versions 1.97 and prior. A stack-based buffer overflow may be exploited by processing a specially crafted project file. Successful exploitation of this vulnerability may allow an attacker to read/modify information, execute arbitrary code, and/or crash the application.
Severity
No CVSS data available.
CWE
  • CWE-121 - STACK-BASED BUFFER OVERFLOW CWE-121
Assigner
Impacted products
Vendor Product Version
n/a Delta Electronics TPEditor Affected: TPEditor Versions 1.97 and prior
Show details on NVD website

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Mitigation MIT-10
Operation Build and Compilation

Strategy: Environment Hardening

  • Use automatic buffer overflow detection mechanisms that are offered by certain compilers or compiler extensions. Examples include: the Microsoft Visual Studio /GS flag, Fedora/Red Hat FORTIFY_SOURCE GCC flag, StackGuard, and ProPolice, which provide various mechanisms including canary-based detection and range/index checking.
  • D3-SFCV (Stack Frame Canary Validation) from D3FEND [REF-1334] discusses canary-based detection in detail.
Mitigation
Architecture and Design

Use an abstraction library to abstract away risky APIs. Not a complete solution.

Mitigation
Implementation

Implement and perform bounds checking on input.

Mitigation
Implementation

Do not use dangerous functions such as gets. Use safer, equivalent functions which check for boundary errors.

Mitigation MIT-11
Operation Build and Compilation

Strategy: Environment Hardening

  • Run or compile the software using features or extensions that randomly arrange the positions of a program's executable and libraries in memory. Because this makes the addresses unpredictable, it can prevent an attacker from reliably jumping to exploitable code.
  • Examples include Address Space Layout Randomization (ASLR) [REF-58] [REF-60] and Position-Independent Executables (PIE) [REF-64]. Imported modules may be similarly realigned if their default memory addresses conflict with other modules, in a process known as "rebasing" (for Windows) and "prelinking" (for Linux) [REF-1332] using randomly generated addresses. ASLR for libraries cannot be used in conjunction with prelink since it would require relocating the libraries at run-time, defeating the whole purpose of prelinking.
  • For more information on these techniques see D3-SAOR (Segment Address Offset Randomization) from D3FEND [REF-1335].

No CAPEC attack patterns related to this CWE.