Where
-Infinity
0
Severity
9.8
Integer Overflow
AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

An integer overflow vulnerability in the calloc() function of the C runtime library of affected versions of BlackBerry® QNX Software Development Platform (SDP) version(s) 6.5.0SP1 and earlier, QNX OS for Medical 1.1 and earlier, and QNX OS for Safety 1.0.1 and earlier that could allow an attacker to potentially perform a denial of service or execute arbitrary code.

First published (updated )
Severity
9.8
Integer Overflow, Code Injection
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

RIOT OS version 2020.01.1 is vulnerable to integer wrap-around in its implementation of calloc function, which can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Remedy

RIOT OS update available.
First published (updated )
Severity
9.8
Integer Overflow, Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

eCosCentric eCosPro RTOS Versions 2.0.1 through 4.5.3 are vulnerable to integer wraparound in function calloc (an implementation of malloc). The unverified memory assignment can lead to arbitrary memory allocation, resulting in a heap-based buffer overflow.

Remedy

Update eCosCentric eCosPro RTOS to version 4.5.4 or newer – Update available
First published (updated )
Severity
6.5
Integer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Micrium OS Versions 5.10.1 and prior are vulnerable to integer wrap-around in functions MemDynPoolCreate, MemDynPoolCreateHW and MemPoolCreate. This unverified memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as very small blocks of memory being allocated instead of very large ones.

Remedy

Update Micrium OS to v5.10.2 or later – Update available
First published (updated )
Severity
9.8
Integer Overflow, Code Injection
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

uClibc-ng versions prior to 1.0.37 are vulnerable to integer wrap-around in functions malloc-simple. This improper memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Remedy

uClibc-ng update available.
First published (updated )
Severity
9.8
Integer Overflow, Code Injection
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Cesanta Software Mongoose-OS v2.17.0 is vulnerable to integer wrap-around in function mmmalloc. This improper memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Remedy

Cesanta Software Mongoose update available
First published (updated )
Severity
9.8
Integer Overflow, Code Injection
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

ARM mbed product Version 6.3.0 is vulnerable to integer wrap-around in mallocwrapper function, which can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Remedy

ARM Mbed OS update available.
First published (updated )
Severity
9.8
Integer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

ARM CMSIS RTOS2 versions prior to 2.1.3 are vulnerable to integer wrap-around inosRtxMemoryAlloc (local malloc equivalent) function, which can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or injected code execution.

Remedy

ARM CMSIS-RTOS2 – Update in progress, expected in June
First published (updated )
Severity
9.8
Integer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NXP MCUXpresso SDK versions prior to 2.8.2 are vulnerable to integer overflow in SDKMalloc function, which could allow to access memory locations outside the bounds of a specified array, leading to unexpected behavior such segmentation fault when assigning a particular block of memory from the heap via malloc.

Remedy

Update NXP MCUXpresso SDK to 2.9.0 or later
First published (updated )
Severity
9.8
Integer Overflow, Code Injection
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NXP MQX Versions 5.1 and prior are vulnerable to integer overflow in memalloc, lwmemalloc and partition functions. This unverified memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Remedy

Update NXP MQX to 5.1 or newer
First published (updated )
Severity
9.8
Integer Overflow, Code Injection
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

TencentOS-tiny version 3.1.0 is vulnerable to integer wrap-around in function 'tosmmheapalloc incorrect calculation of effective memory allocation size. This improper memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Remedy

TencentOS-tiny update available
First published (updated )
Severity
9.8
Integer Overflow, Code Injection
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

ARM mbed-ualloc memory library version 1.3.0 is vulnerable to integer wrap-around in function mbedkrbs, which can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Remedy

ARM Mbed OS update available.
First published (updated )
Severity
7.5
AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

Improper Neutralization of Delimiters vulnerability in Cesanta Mongoose Web Server v7.14 allows to trigger an infinite loop bug if the input string contains unexpected characters.

Remedy

It is suggested to update the Mongoose Web Server library to v7.15.
First published (updated )
Severity
9.8
AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L

Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows to write a NULL byte value beyond the memory space dedicated for the hostname field.

Remedy

It is suggested to update the Mongoose Web Server library to v7.15.
First published (updated )
Severity
7
AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

Improper Neutralization of Delimiters vulnerability in Cesanta Mongoose Web Server v7.14 allows to trigger an out-of-bound memory write if the PEM certificate contains unexpected characters.

Remedy

It is suggested to update the Mongoose Web Server library to v7.15.
First published (updated )
Severity
8.2
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and produce a segmentation fault on the application.

Remedy

It is suggested to update the Mongoose Web Server library to v7.15.
First published (updated )
Severity
5.3
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and force the application to read unintended heap memory space.

Remedy

It is suggested to update the Mongoose Web Server library to v7.15.
First published (updated )
Severity
5.3
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and force the application to read unintended heap memory space.

Remedy

It is suggested to update the Mongoose Web Server library to v7.15.
First published (updated )
Severity
5.3
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and force the application to read unintended heap memory space.

Remedy

It is suggested to update the Mongoose Web Server library to v7.15.
First published (updated )
Severity
5.3
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and force the application to read unintended heap memory space.

Remedy

It is suggested to update the Mongoose Web Server library to v7.15.
First published (updated )
Severity
5.3
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and force the application to read unintended heap memory space.

Remedy

It is suggested to update the Mongoose Web Server library to v7.15.
First published (updated )
Severity
8.8
Buffer Overflow
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Due to a failure in validating the length of a provided MQTTCMDPUBLISH parsed message with a variable length header, Cesanta Mongoose, an embeddable web server, version 7.10 is susceptible to a heap-based buffer overflow vulnerability in the default configuration. Version 7.9 and prior does not appear to be vulnerable. This issue is resolved in version 7.11.

First published (updated )
Severity
8.8
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Buffer overflow in mgresolvefromhostsfile in Mongoose 6.18, when reading from a crafted hosts file.

First published (updated )
Severity
8.2
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

An exploitable arbitrary memory read vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. A specially crafted MQTT SUBSCRIBE packet can cause an arbitrary out-of-bounds memory read potentially resulting in information disclosure and denial of service. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

First published (updated )
Severity
9.8
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

An exploitable stack buffer overflow vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. A specially crafted MQTT SUBSCRIBE packet can cause a stack buffer overflow resulting in remote code execution. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

First published (updated )
Severity
7.5
Null Pointer Dereference
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

An exploitable NULL pointer dereference vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. An MQTT SUBSCRIBE packet can cause a NULL pointer dereference leading to server crash and denial of service. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

First published (updated )
Severity
9.8
Integer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

An exploitable arbitrary memory read vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. A specially crafted MQTT packet can cause an arbitrary out-of-bounds memory read and write potentially resulting in information disclosure, denial of service and remote code execution. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

First published (updated )
Severity
7.8
Integer Overflow
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Integer Overflow in memory allocating functions. Zephyr versions >= 1.14.2, >= 2.4.0 contain Integer Overflow or Wraparound (CWE-190). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-94vp-8gc2-rm45

First published (updated )
Severity
9.8
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

An exploitable use-after-free vulnerability exists in the HTTP server implementation of Cesanta Mongoose 6.8. An ordinary HTTP POST request with a CGI target can cause a reuse of previously freed pointer potentially resulting in remote code execution. An attacker needs to send this HTTP request over the network to trigger this vulnerability.

First published (updated )
Severity
9.1
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

An exploitable arbitrary memory read vulnerability exists in the MQTT packet-parsing functionality of Cesanta Mongoose 6.13. It is a heap-based buffer over-read in a parsemqtt getu16 call. A specially crafted MQTT SUBSCRIBE packet can cause an arbitrary out-of-bounds memory read potentially resulting in information disclosure and denial of service. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

First published (updated )

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