What is CVE-2020-4701?

CVE-2020-4701 is a high-severity vulnerability in IBM Db2, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2020-11-19.

How severe is CVE-2020-4701?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in IBM Db2

CVE-2020-4701

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to a buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with root privileges.

Vulnerability class: Buffer Overflow

EPSS: 0.005 (37.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Ibm Db2 — versions 10.5, 11.1, 11.5
Ibm Db2 For Linux, Unix And Windows — versions 10.5, 11.1, 11.5
Linux Linux_kernel
Microsoft Windows

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

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-2020-4701?: CVE-2020-4701 is a high-severity vulnerability in IBM Db2, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2020-11-19.
How severe is CVE-2020-4701?: High severity. CVSS v3 base score is 7.8 out of 10.