Vendor
CODESYS
104 known vulnerabilities.
Products
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Medium 6.5
Out-of-bounds Write in CODESYS PROFINET Controller
An out‑of‑bounds write vulnerability in the CODESYS PROFINET Controller allows an unauthenticated attacker on the same network segment to send malformed PROFINET communication data that triggers an exception in the affected PLC application. The exception is h…
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Medium 6.9
CODESYS Visualization - Insufficiently Protected Credentials
The affected product may expose credentials remotely between low privileged visualization users during concurrent login operations due to insufficient isolation of authentication data. The vulnerability affects only login operations within an active visualiza…
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Medium 5.9
CODESYS Control - Linux/QNX SysSocket flaw
An unauthenticated remote attacker, who beats a race condition, can exploit a flaw in the communication servers of the CODESYS Control runtime system on Linux and QNX to trigger an out-of-bounds read via crafted socket communication, potentially causing a den…
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Medium 5.5
CODESYS Toolkit Exposes Sensitive Files via Default Permissions
CODESYS Runtime Toolkit-based products may expose sensitive files to local low-privileged operating system users due to default file permissions.
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Medium 5.3
Forced Browsing Vulnerability in CODESYS Visualization
An unauthenticated remote attacker can bypass the user management in CODESYS Visualization and read visualization template files or static elements by means of forced browsing.
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Medium 5.3
CODESYS (Edge) Gateway for Windows insecure default
An unauthenticated remote attacker can gain limited information of the PLC network but the user management of the PLCs prevents the actual access to the PLCs.
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Medium 6.6
CODESYS Control V3 removable media path traversal
Insufficient path validation in CODESYS Control allows low privileged attackers with physical access to gain full filesystem access.
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Medium 4.4
Out-of-bounds read in OSCAT-Library
Out-of-Bounds read vulnerability in OSCAT Basic Library allows an local, unprivileged attacker to access limited internal data of the PLC which may lead to a crash of the affected service.
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Medium 5.5
CODESYS: Use after free vulnerability through corrupted project files
An unauthenticated local attacker may trick a user to open corrupted project files to crash the system due to use after free vulnerability.
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Medium 6.5
CODESYS Improper Validation of Consistency within Input in multiple products
After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted network communication requests with inconsistent content can cause the CmpAppForce component to read internally from an invalid address, potentially …
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Medium 6.5
CODESYS Improper Validation of Consistency within Input in multiple products
After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted network communication requests with inconsistent content can cause the CmpAppForce component to read internally from an invalid address, potentially …
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Medium 6.5
CODESYS Heap-based Buffer Overflow in multiple products
After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted remote communication requests can cause the CmpAppBP component to overwrite a heap-based buffer, which can lead to a denial-of-service condition.
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Medium 6.5
CODESYS Improper Input Validation in CmpAppBP
In multiple versions of multiple Codesys products, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, potentially le…
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Medium 6.5
CODESYS Improper Input Validation in CmpAppBP
In multiple versions of multiple Codesys products, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, potentially le…
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Medium 6.5
CODESYS Improper Input Validation in CmpAppBP
In multiple versions of multiple Codesys products, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, potentially le…
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Medium 6.5
CODESYS Improper Input Validation in CmpAppBP
In multiple versions of multiple Codesys products, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, potentially le…
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Medium 6.5
CODESYS Improper Input Validation in CmpAppBP
In multiple versions of multiple Codesys products, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, potentially le…
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Medium 6.5
CODESYS Files or Directories Accessible to External Parties in CmpApp
In multiple Codesys products in multiple versions, after successful authentication as a user, specially crafted network communication requests can utilize the CmpApp component to download files with any file extensions to the controller. In contrast to the re…
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Medium 6.5
CODESYS: Improper Input Validation in CmpApp component
In multiple Codesys products in multiple versions, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpApp component to read internally from an invalid address, potentially lead…
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Medium 6.5
CODESYS: Improper Input Validation in CmpApp component
In multiple Codesys products in multiple versions, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpApp component to read internally from an invalid address, potentially lead…
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Medium 6.5
CODESYS: Improper Input Validation in CmpApp component
In multiple Codesys products in multiple versions, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpApp component to read internally from an invalid address, potentially lead…
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Medium 6.5
CODESYS: Improper Input Validation in CmpApp component
In multiple Codesys products in multiple versions, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpApp component to read internally from an invalid address, potentially lead…
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Medium 6.5
CODESYS: Improper Input Validation in CmpApp component
In multiple Codesys products in multiple versions, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpApp component to read internally from an invalid address, potentially lead…
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Medium 6.5
CODESYS: Improper Input Validation in CmpApp component
In multiple Codesys products in multiple versions, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpApp component to read internally from an invalid address, potentially lead…
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Medium 6.5
CODESYS: Multiple products prone to improperly restricted memory operations
An authenticated, remote attacker may use a Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in multiple versions of multiple CODESYS products to force a denial-of-service situation.
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Medium 6.5
CODESYS: Multiple products prone to Improper Input Validation
An authenticated, remote attacker may use a improper input validation vulnerability in the CmpApp/CmpAppBP/CmpAppForce Components of multiple CODESYS products in multiple versions to read from an invalid address which can lead to a denial-of-service condition.
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Medium 6.5
CODESYS: Multiple products prone to Improper Input Validation
Multiple CODESYS products in multiple versions are prone to a improper input validation vulnerability. An authenticated remote attacker may craft specific requests that use the vulnerability leading to a denial-of-service condition.
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Medium 5.3
CODESYS Visualization vulnerable to user enumeration
All CODESYS Visualization versions before V4.2.0.0 generate a login dialog vulnerable to information exposure allowing a remote, unauthenticated attacker to enumerate valid users.
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Medium 5.5
Plaintext Storage of a password in CODESYS V3 OPC DA Server
The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its configuration file so that it is visible to all authorized Microsoft Windows users of the system.
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Medium 6.5
CODESYS runtime system prone to denial of service due to buffer over read
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.
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Medium 6.5
CODESYS runtime system prone to denial of service due to buffer copy
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 requi…
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Medium 6.5
CODESYS runtime system prone to denial of service due to out of bounds read
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.
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Medium 6.5
Codesys runtime systems: Access of uninitialised pointer lead to denial of service.
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.
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Medium 5.3
CODESYS Gateway Server V2 prone to Denial of Service Attack
In CODESYS Gateway Server V2 an insufficient check for the activity of TCP client connections allows an unauthenticated attacker to consume all available TCP connections and prevent legitimate users or clients from establishing a new connection to the CODESYS…
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Medium 6.5
A bug in the CODESYS V3 CmpUserMgr component fails to correctly apply a security policy.
A bug in CmpUserMgr component can lead to only partially applied security policies. This can result in enabled, anonymous access to components part of the applied security policy.
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Medium 6.5
Null Pointer Dereference in multiple CODESYS products can lead to a DoS.
An authenticated remote attacker can cause a null pointer dereference in the CmpSettings component of the affected CODESYS products which leads to a crash.
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Medium 6.5
CODESYS V2 runtime: Access of Uninitialized Pointer may result in denial-of-service
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.