What is CVE-2021-33684?

CVE-2021-33684 is a medium-severity vulnerability in Sap Netweaver_abap, classified under Out-of-bounds Write. CVSS score: 5.3/10. Published 2021-07-14.

How severe is CVE-2021-33684?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Buffer overflow in Sap Netweaver_abap

CVE-2021-33684

SAP NetWeaver AS ABAP and ABAP Platform, versions - KRNL32NUC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL64NUC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, KRNL64UC 8.04, 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, KERNE…

Vulnerability class: Buffer Overflow

EPSS: 0.012 (63.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Sap Netweaver_abap — versions 7.21, 7.21ext, 7.22
Sap Netweaver_application_server_abap — versions 7.21, 7.21ext, 7.22
Sap Se Netweaver As Abap And Platform — versions < KRNL32NUC 7.21, < 7.21EXT, < 7.22

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cna@sap.com (x_refsource_MISC, Vendor Advisory)
cna@sap.com (Permissions Required, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-33684?: CVE-2021-33684 is a medium-severity vulnerability in Sap Netweaver_abap, classified under Out-of-bounds Write. CVSS score: 5.3/10. Published 2021-07-14.
How severe is CVE-2021-33684?: Medium severity. CVSS v3 base score is 5.3 out of 10.