CVE-2020-4587

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

IBM Sterling Connect:Direct for UNIX 4.2.0, 4.3.0, 6.0.0, and 6.1.0 is vulnerable to a stack based buffer ovreflow, caused by improper bounds checking. A local attacker could manipulate CD UNIX to obtain root provileges. IBM X-Force ID: 184578.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

VendorProductVersions
IBMSterling Connect:Direct for UNIX4.2.0; 4.3.0
IBMConnect:Direct for UNIX6.1.0; 6.0.0

References

Timeline

Published
Aug 24, 2020
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2020

CVE-2020-45887.8IBM i2 iBase 8.9.13 could allow an attacker to upload arbitrary executable files which, when executed by an unsuspecting victim could resultCVE-2020-45899.8IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 could allow a remote attacker to execute arbitrary code on the system with a specialCVE-2020-45906.5IBM WebSphere Application Server Liberty 17.0.0.3 through 20.0.0.9 running oauth-2.0 or openidConnectServer-1.0 server features is vulnerablCVE-2020-45913.3IBM Spectrum Protect Server 8.1.0.000 through 8.1.10.000 could disclose sensitive information in nondefault settings due to occasionally notCVE-2020-45926.5IBM MQ Appliance 9.1.CD and LTS could allow an authenticated user, under nondefault configuration to cause a data corruption attack due to aCVE-2020-45934.4IBM Security Guardium Insights 2.0.1 stores user credentials in plain in clear text which can be read by a local user. IBM X-Force ID: 18474CVE-2020-45947.5IBM Security Guardium Insights 2.0.2 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensiCVE-2020-45957.5IBM Security Guardium Insights 2.0.2 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensiCVE-2020-45967.5IBM Security Guardium Insights 2.0.2 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensiCVE-2020-45974.3IBM Security Guardium Insights 2.0.2 does not set the secure attribute on authorization tokens or session cookies. Attackers may be able to CVE-2020-45986.1IBM Security Guardium Insights 2.0.1 could allow a remote attacker to conduct phishing attacks, using an open redirect attack. By persuadingCVE-2020-45995.3IBM Security Guardium Insights 2.0.2 could allow a remote attacker to obtain sensitive information when a detailed technical error message i
CVE-2020-4587: High severity, CVSS 7.8 | Vulnix