Vulnerability Details : CVE-2021-20546
IBM Spectrum Protect Client 8.1.0.0 through 8.1.11.0 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking. A local attacker could overflow a buffer and cause the application to crash. IBM X-Force ID: 198934
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2021-20546
- IBM » Spectrum Protect ClientVersions from including (>=) 8.1.0.0 and up to, including, (<=) 8.1.11.0cpe:2.3:a:ibm:spectrum_protect_client:*:*:*:*:*:*:*:*
- IBM » Spectrum Protect For Space ManagementVersions from including (>=) 8.1.0.0 and up to, including, (<=) 8.1.11.0cpe:2.3:a:ibm:spectrum_protect_for_space_management:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-20546
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-20546
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:N/A:P |
3.9
|
2.9
|
NIST | |
|
6.2
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.5
|
3.6
|
IBM Corporation | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2021-20546
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-20546
-
https://www.ibm.com/support/pages/node/6445497
Security Bulletin: Stack-based Buffer Overflow vulnerabilities in IBM Spectrum Protect Back-up Archive Client and IBM Spectrum Protect for Space Management (CVE-2021-29672, CVE-2021-20546)Patch;Vendor Advisory
-
https://exchange.xforce.ibmcloud.com/vulnerabilities/198934
IBM Spectrum Protect Client buffer overflow CVE-2021-20546 Vulnerability ReportVDB Entry;Vendor Advisory
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