Vulnerability Details : CVE-2021-20349
IBM Tivoli Workload Scheduler 9.4 and 9.5 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking. A local attacker could overflow a buffer and gain lower level privileges. IBM X-Force ID: 194599.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2021-20349
- cpe:2.3:a:ibm:tivoli_workload_scheduler:9.5:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:tivoli_workload_scheduler:9.4:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-20349
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-2021-20349
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
2.5
|
3.4
|
IBM Corporation | |
|
5.3
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
1.8
|
3.4
|
NIST |
CWE ids for CVE-2021-20349
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-20349
-
https://exchange.xforce.ibmcloud.com/vulnerabilities/194599
IBM Workload Scheduler buffer overflow CVE-2021-20349 Vulnerability ReportVDB Entry;Vendor Advisory
-
https://www.ibm.com/support/pages/node/6479347
Security Bulletin: Stack overflow via TIS_CODESET environment variable in IBM Workload SchedulerVendor Advisory
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