CVE-2021-20197 - CERT CVE
ID CVE-2021-20197
Sažetak There is an open race window when writing output in the following utilities in GNU binutils version 2.35 and earlier:ar, objcopy, strip, ranlib. When these utilities are run as a privileged user (presumably as part of a script updating binaries across different users), an unprivileged user can trick these utilities into getting ownership of arbitrary files through a symlink.
Reference
CVSS
Base: 3.3
Impact: 4.9
Exploitability:3.4
Pristup
VektorSloženostAutentikacija
LOCAL MEDIUM NONE
Impact
PovjerljivostCjelovitostDostupnost
PARTIAL PARTIAL NONE
CVSS vektor AV:L/AC:M/Au:N/C:P/I:P/A:N
Zadnje važnije ažuriranje 12-02-2023 - 22:15
Objavljeno 26-03-2021 - 17:15