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codesys plcwinnt vulnerabilities and exploits
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7.5
CVSSv3
CVE-2021-34593
In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions. Running PLC programs may be stopped, memory may be leaked, or further communication clients may be block...
Codesys Plcwinnt
Codesys Runtime Toolkit
8.1
CVSSv3
CVE-2021-34595
A crafted request with invalid offsets may cause an out-of-bounds read or write access in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition or local memory overwrite.
Codesys Plcwinnt
Codesys Runtime Toolkit
7.5
CVSSv3
CVE-2021-30186
CODESYS V2 runtime system SP prior to 2.4.7.55 has a Heap-based Buffer Overflow.
Codesys Plcwinnt
Codesys Runtime Toolkit
1 Github repository
6.5
CVSSv3
CVE-2022-32139
In multiple CODESYS products, a low privileged remote attacker may craft a request, which cause an out-of-bounds read, resulting in a denial-of-service condition. User Interaction is not required.
Codesys Runtime Toolkit
Codesys Plcwinnt
6.5
CVSSv3
CVE-2022-32140
Multiple CODESYS products are affected to a buffer overflow.A low privileged remote attacker may craft a request, which can cause a buffer copy without checking the size of the service, resulting in a denial-of-service condition. User Interaction is not required.
Codesys Runtime Toolkit
Codesys Plcwinnt
8.8
CVSSv3
CVE-2022-32137
In multiple CODESYS products, a low privileged remote attacker may craft a request, which may cause a heap-based buffer overflow, resulting in a denial-of-service condition or memory overwrite. User interaction is not required.
Codesys Runtime Toolkit
Codesys Plcwinnt
1 Github repository
8.8
CVSSv3
CVE-2022-32138
In multiple CODESYS products, a remote attacker may craft a request which may cause an unexpected sign extension, resulting in a denial-of-service condition or memory overwrite.
Codesys Runtime Toolkit
Codesys Plcwinnt
6.5
CVSSv3
CVE-2021-34596
A crafted request may cause a read access to an uninitialized pointer in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition.
Codesys Plcwinnt
Codesys Runtime Toolkit
6.5
CVSSv3
CVE-2022-32136
In multiple CODESYS products, a low privileged remote attacker may craft a request that cause a read access to an uninitialized pointer, resulting in a denial-of-service. User interaction is not required.
Codesys Runtime Toolkit
Codesys Plcwinnt
6.5
CVSSv3
CVE-2022-32141
Multiple CODESYS Products are prone to a buffer over read. A low privileged remote attacker may craft a request with an invalid offset, which can cause an internal buffer over-read, resulting in a denial-of-service condition. User interaction is not required.
Codesys Runtime Toolkit
Codesys Plcwinnt
CVSSv3
CVSSv2
CVSSv3
VMScore
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