6.3
CVE-2021-20197
- EPSS 0.19%
- Veröffentlicht 26.03.2021 17:15:12
- Zuletzt bearbeitet 03.12.2025 15:15:46
- Quelle secalert@redhat.com
- CVE-Watchlists
- Unerledigt
LoginThere 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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Redhat ≫ Enterprise Linux Version8.0
Netapp ≫ Cloud Backup Version-
Netapp ≫ Ontap Select Deploy Administration Utility Version-
Broadcom ≫ Brocade Fabric Operating System Firmware Version-
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.19% | 0.414 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| nvd@nist.gov | 6.3 | 1 | 5.2 |
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
|
| nvd@nist.gov | 3.3 | 3.4 | 4.9 |
AV:L/AC:M/Au:N/C:P/I:P/A:N
|
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | 6.3 | 1 | 5.2 |
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
|
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.
CWE-59 Improper Link Resolution Before File Access ('Link Following')
The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.