What is CVE-2020-4343?

CVE-2020-4343 is a high-severity vulnerability in IBM I2 Analysts Notebook, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2020-05-14.

How severe is CVE-2020-4343?

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

Is CVE-2020-4343 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in IBM I2 Analysts Notebook

CVE-2020-4343

IBM i2 Intelligent Analyis Platform 9.2.1 could allow a remote attacker to execute arbitrary code on the system, caused by a memory corruption. By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to execute arbitrary code on the system or cause the application to crash. IBM X-Force ID: 178244.

Vulnerability class: Buffer Overflow

EPSS: 0.028 (85.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Ibm I2 Analysts Notebook — versions 9.2.1
Ibm I2_analysts_notebook — versions 9.2.1
Microsoft Windows

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

TURROKS/CVE_

References

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

Frequently asked questions

What is CVE-2020-4343?: CVE-2020-4343 is a high-severity vulnerability in IBM I2 Analysts Notebook, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2020-05-14.
How severe is CVE-2020-4343?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2020-4343 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.