Open Seachest/Seachest NVMe show Format Descriptors Vulnerability
8Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 1.8epss 0.1%
exploitation probability
0.1%top 99% of all CVEs
observed exploitation
nono source reports it
Out of bounds write in openSeaChest’s --showSupportedFormats in Seagate’s openSeaChest v25.05.3 on all supported platforms allows for writing 1 extra byte outside of allocated memory which sets a value to 1 via a maliciously crafted NVMe device with a bogus value in the namespace FLBAS byte.
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:L/SA:L/S:N/AU:Y/R:A/V:D/RE:L/U:Clear
Affected products
openSeaChest