CVE-2022-39063: Use of Potentially Dangerous Function

When Open5GS UPF receives a PFCP Session Establishment Request, it stores related values for building the PFCP Session Establishment Response. Once UPF receives a request, it gets the fteidlen from incoming message, and then uses it to copy data from incoming message to struct fteid without...

PT-2022-24705

Name of the Vulnerable Software and Affected Versions Open5GS UPF affected versions not specified Description The issue occurs when Open5GS UPF receives a PFCP Session Establishment Request. It stores related values without checking the maximum length, which can lead to a memcpy overwrite of fiel...

CVE-2021-41794

ogsfqdnparse in Open5GS 1.0.0 through 2.3.3 inappropriately trusts a client-supplied length value, leading to a buffer overflow. The attacker can send a PFCP Session Establishment Request with "internet" as the PDI Network Instance. The first character is interpreted as a length value to be used ...

Buffer overflow

ogsfqdnparse in Open5GS 1.0.0 through 2.3.3 inappropriately trusts a client-supplied length value, leading to a buffer overflow. The attacker can send a PFCP Session Establishment Request with "internet" as the PDI Network Instance. The first character is interpreted as a length value to be used ...

CVE-2021-41794

ogsfqdnparse in Open5GS 1.0.0 through 2.3.3 inappropriately trusts a client-supplied length value, leading to a buffer overflow. The attacker can send a PFCP Session Establishment Request with "internet" as the PDI Network Instance. The first character is interpreted as a length value to be used ...

CVE-2021-41794

ogsfqdnparse in Open5GS 1.0.0 through 2.3.3 inappropriately trusts a client-supplied length value, leading to a buffer overflow. The attacker can send a PFCP Session Establishment Request with "internet" as the PDI Network Instance. The first character is interpreted as a length value to be used ...

CVE-2021-41794

Open5GS CVE-2021-41794 affects Open5GS versions 1.0.0–2.3.3. The function ogs_fqdn_parse trusts a client-supplied length and uses it in a memcpy into a 100-byte stack buffer, enabling a buffer overflow when processing a PFCP Session Establishment Request with a crafted PDI Network Instance (e.g.,...

PT-2021-23407

Name of the Vulnerable Software and Affected Versions Open5GS versions 1.0.0 through 2.3.3 Description The issue arises from the ogs fqdn parse function in Open5GS, which inappropriately trusts a client-supplied length value. This leads to a buffer overflow when an attacker sends a PFCP Session...

CVE-2021-41794: Buffer Copy without Checking Size of Input

ogsfqdnparse in Open5GS 1.0.0 through 2.3.3 inappropriately trusts a client-supplied length value, leading to a buffer overflow. The attacker can send a PFCP Session Establishment Request with "internet" as the PDI Network Instance. The first character is interpreted as a length value to be used ...

PT-2021-28301

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided description. Description: A heap-buffer-overflow READ 8 crash has been reported. The crash involves the proto item append text and dissect pfcp 3gpp enterprise ies functions, as...

wireshark:fuzzshark_ip_proto-udp: Heap-buffer-overflow in proto_item_append_text

Project: https://code.wireshark.org/review/wireshark https://gitlab.com/wireshark/wireshark.git Detailed Report: https://oss-fuzz.com/testcase?key=6507061633482752 Project: wireshark Fuzzing Engine: honggfuzz Fuzz Target: fuzzsharkipproto-udp Job Type: honggfuzzasanwireshark Platform Id: linux...

New 5G Network Flaws Let Attackers Track Users' Locations and Steal Data

As 5G networks are being gradually rolled out in major cities across the world, an analysis of its network architecture has revealed a number of potential weaknesses that could be exploited to carry out a slew of cyber assaults, including denial-of-service DoS attacks to deprive subscribers of...