5.5
CVE-2021-3569
- EPSS 0.05%
- Published 03.06.2021 12:15:07
- Last modified 21.11.2024 06:21:52
- Source secalert@redhat.com
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A stack corruption bug was found in libtpms in versions before 0.7.2 and before 0.8.0 while decrypting data using RSA. This flaw could result in a SIGBUS (bad memory access) and termination of swtpm. The highest threat from this vulnerability is to system availability.
Data is provided by the National Vulnerability Database (NVD)
Libtpms Project ≫ Libtpms Version < 0.7.2
Libtpms Project ≫ Libtpms Version >= 0.7.3 < 0.8.0
Redhat ≫ Enterprise Linux Version8.0 SwEditionadvanced_virtualization
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
| Type | Source | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.05% | 0.144 |
| Source | Base Score | Exploit Score | Impact Score | Vector string |
|---|---|---|---|---|
| nvd@nist.gov | 5.5 | 1.8 | 3.6 |
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
|
| nvd@nist.gov | 2.1 | 3.9 | 2.9 |
AV:L/AC:L/Au:N/C:N/I:N/A:P
|
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.
CWE-787 Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.