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.

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

EPSS: 0.003 (18.3th percentile) — read the EPSS interpretation.

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.

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)

CWE-787 — Out-of-bounds Write

References

psirt@us.ibm.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
psirt@us.ibm.com (VDB Entry, vdb-entry, Vendor Advisory, x_refsource_XF)

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.