Medium severity · published Apr 26, 2021
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
5.5
CVSS
0.3%
EPSS
No
On KEV
Description
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
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 19% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SP
Spectrum Protect Client · Ibm
8.1.0.0 through 8.1.11.0 · source: NVD
SP
Spectrum Protect For Space Management · Ibm
8.1.0.0 through 8.1.11.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20546
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20546
VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/198934
Patch
https://www.ibm.com/support/pages/node/6445497
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