A flaw was found in the ptp4l program of the linuxptp package. When ptp4l is operating on a little-endian architecture as a PTP transparent clock, a remote attacker could send a crafted one-step sync message to cause an information leak or crash. The highest threat from this vulnerability is to data confidentiality and system availability.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 2 - Core | linuxptp | 2021-09-08 23:35 | ALAS2-2021-1705 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 7.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H |
NVD | CVSSv3 | 7.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H |
NVD | CVSSv2 | 5.5 | AV:N/AC:L/Au:S/C:P/I:N/A:P |