CVE-2021-3570 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Project Linuxptp
Severity
8.8HIGHNVD
EPSS
1.2%
top 20.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJul 9
Latest updateMay 29
Description
A flaw was found in the ptp4l program of the linuxptp package. A missing length check when forwarding a PTP message between ports allows a remote attacker to cause an information leak, crash, or potentially remote code execution. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. This flaw affects linuxptp versions before 3.1.1, before 2.0.1, before 1.9.3, before 1.8.1, before 1.7.1, before 1.6.1 and before 1.5.1.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9
Affected Packages3 packages
▶CVEListV5linuxptp_project/linuxptplinuxptp 3.1.1, linuxptp 2.0.1, linuxptp 1.9.3, linuxptp 1.8.1, linuxptp 1.7.1, linuxptp 1.6.1, linuxptp 1.5.1
Also affects: Debian Linux 10.0, Fedora 33, 34, Enterprise Linux 6.0, 7.0, 8.0, 8.2, 8.4, 8.1