Buffer overflow in IBM Spectrum Protect Client
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 class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (18.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- IBM Spectrum Protect Client
- IBM Spectrum Protect For Space Management — versions 8.1.0.0, 8.1.11.0
- IBM Spectrum Protect For Space Management
Weakness classification (CWE)
References
- www.ibm.com/support/pages/node/6445497 (Patch, Vendor Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/198934 (VDB Entry, vdb-entry, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-20546?
- CVE-2021-20546 is a medium-severity vulnerability in IBM Spectrum Protect Client, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2021-04-26.
- How severe is CVE-2021-20546?
- Medium severity. CVSS v3 base score is 5.5 out of 10.