CVE-2022-37122

Carel pCOWeb HVAC BACnet Gateway 2.1.0, Firmware: A2.1.0 - B2.1.0, Application Software: 2.15.4A Software v16 13020200 suffers from an unauthenticated arbitrary file disclosure vulnerability. Input passed through the 'file' GET parameter through the 'logdownload.cgi' Bash script is not properly...

CVE-2020-7233

KMS Controls BAC-A1616BC BACnet devices have a cleartext password of snowman in the BACKDOORNAME variable in the BCLogon.swf file...

CVE-2025-40555

A vulnerability has been identified in APOGEE PXC+TALON TC Series BACnet All versions. Affected devices start sending unsolicited BACnet broadcast messages after processing a specific BACnet createObject request. This could allow an attacker residing in the same BACnet network to send a specially...

CVE-2025-40556

A vulnerability has been identified in BACnet ATEC 550-440 All versions, BACnet ATEC 550-441 All versions, BACnet ATEC 550-445 All versions, BACnet ATEC 550-446 All versions. Affected devices improperly handle specific incoming BACnet MSTP messages. This could allow an attacker residing in the sa...

CVE-2024-41974

A low privileged remote attacker may modify the BACNet service properties due to incorrect permission assignment for critical resources which may lead to a DoS limited to BACNet communication...

CVE-2019-12480

BACnet Protocol Stack through 0.8.6 has a segmentation fault leading to denial of service in BACnet APDU Layer because a malformed DCC in AtomicWriteFile, AtomicReadFile and DeviceCommunicationControl services. An unauthenticated remote attacker could cause a denial of service bacserv daemon cras...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read via the npduisexpectedreply function. An attacker can cause a crash or misroute replies by sending specially crafted PDUs that trigger out-of-bounds reads. Remediation A fix was pushed into the master branch but not y...

CVE-2025-66624

BACnet Protocol Stack library provides a BACnet application layer, network layer and media access MAC layer communications services. Prior to 1.5.0.rc2, The npduisexpectedreply function in src/bacnet/npdu.c indexes requestpduoffset+2/3/5 and replypduoffset+1/2/4 without verifying that those APDU...

CVE-2025-66624

CVE-2025-66624 affects the BACnet Protocol Stack prior to 1.5.0.rc2. The npdu_is_expected_reply function indexes APDU bytes (request_pdu[offset+2/3/5] and reply_pdu[offset+1/2/4]) without validating existence, allowing out-of-bounds reads in tiny PDUs. This can cause an immediate crash (DoS) on A...

CVE-2025-66624 BACnet-stack MS/TP reply matcher OOB read

BACnet Protocol Stack library provides a BACnet application layer, network layer and media access MAC layer communications services. Prior to 1.5.0.rc2, The npduisexpectedreply function in src/bacnet/npdu.c indexes requestpduoffset+2/3/5 and replypduoffset+1/2/4 without verifying that those APDU...

EUVD-2025-201496

BACnet Protocol Stack library provides a BACnet application layer, network layer and media access MAC layer communications services. Prior to 1.5.0.rc2, The npduisexpectedreply function in src/bacnet/npdu.c indexes requestpduoffset+2/3/5 and replypduoffset+1/2/4 without verifying that those APDU...

CVE-2025-66624 BACnet-stack MS/TP reply matcher OOB read

BACnet Protocol Stack library provides a BACnet application layer, network layer and media access MAC layer communications services. Prior to 1.5.0.rc2, The npduisexpectedreply function in src/bacnet/npdu.c indexes requestpduoffset+2/3/5 and replypduoffset+1/2/4 without verifying that those APDU...

CVE-2025-66624 BACnet-stack MS/TP reply matcher OOB read

BACnet Protocol Stack library provides a BACnet application layer, network layer and media access MAC layer communications services. Prior to 1.5.0.rc2, The npduisexpectedreply function in src/bacnet/npdu.c indexes requestpduoffset+2/3/5 and replypduoffset+1/2/4 without verifying that those APDU...

BACnet Stack 缓冲区错误漏洞

BACnet Stack is a BACnet open source protocol stack C library for embedded systems, Linux, MacOS, BSD and Windows. A buffer error vulnerability exists in BACnet Stack versions prior to 1.5.0.rc2, which stems from the npduisexpectedreply function failing to validate the presence of an APDU byte,...

PT-2025-49309

Name of the Vulnerable Software and Affected Versions BACnet Protocol Stack versions prior to 1.5.0.rc2 Description The BACnet Protocol Stack library contains flaws in the npdu is expected reply function within src/bacnet/npdu.c. This function does not properly validate the existence of Applicati...

CVE-2020-36872

BACnet Test Server versions up to and including 1.01 contains a remote denial of service vulnerability in its BACnet/IP BVLC packet handling. The server fails to properly validate the BVLC Length field in incoming UDP BVLC frames on the default BACnet port 47808/udp. A remote unauthenticated...

CVE-2025-0657

A weakness in Automated Logic and Carrier i-Vu Gen5 router on driver version drvgen5106-01-2380, allows malformed packets to be sent through BACnet MS/TP network causing the devices to enter a fault state. This fault state requires a manual power cycle to return the device to network visibility...

EUVD-2025-199779

A weakness in Automated Logic and Carrier i-Vu Gen5 router on driver version drvgen5106-01-2380, allows malformed packets to be sent through BACnet MS/TP network causing the devices to enter a fault state. This fault state requires a manual power cycle to return the device to network visibility...

CVE-2025-0658

A vulnerability in Automated Logic and Carrier's Zone Controller via BACnet protocol causes the device to crash. The device enters a fault state; after a reset, a second packet can leave it permanently unresponsive until a manual power cycle is performed...

CVE-2025-0657

CVE-2025-0657 describes a vulnerability affecting Automated Logic WebCTRL and Carrier i-Vu Gen5 controllers. The issue arises in BACnet MS/TP communication, where malformed packets can be sent to the device, leading to a fault state that requires a manual power cycle to restore network visibility...