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Vulnerability record · CVE-2020-4305 · published 9 July 2020

CVE-2020-4305: Ibm infosphere information server deserialization of untrusted data vulnerability

Ibm · Infosphere Information Server

IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 176677.

8.8 CVSS 3.1 High EPSS 4.5% · top 8.8% CWE-502 · Deserialization of untrusted data
8.8CVSS 3.1 base score, v2 9.3
4.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 176677.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://exchange.xforce.ibmcloud.com/vulnerabilities/176677 VDB EntryVendor Advisory
https://www.ibm.com/support/pages/node/6244664 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/176677 VDB EntryVendor Advisory
https://www.ibm.com/support/pages/node/6244664 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2009-4240Ibm infosphere information server memory buffer overflow vulnerabilityMultiple buffer overflows in unspecified setuid executables in the DataStage subsystem in IBM InfoSphere Information Server 8.1 before FP1 have unkno…EPSS 2.1%9.8CVE-2024-40689Ibm infosphere information server sql injection vulnerabilityIBM InfoSphere Information Server 11.7 is vulnerable to SQL injection. A remote attacker could send specially crafted SQL statements, which could all…EPSS 0.54%9.8CVE-2023-32336Ibm infosphere information server deserialization of untrusted data vulnerabilityIBM InfoSphere Information Server 11.7 is affected by a remote code execution vulnerability due to insecure deserialization in an RMI service. IBM X-…EPSS 1.4%9.8CVE-2022-47984Ibm infosphere information server sql injection vulnerabilityIBM InfoSphere Information Server 11.7 is vulnerable to SQL injection. A remote attacker could send specially crafted SQL statements, which could all…EPSS 0.68%9.8CVE-2022-40752Ibm infosphere information server command injection vulnerabilityIBM InfoSphere DataStage 11.7 is vulnerable to a command injection vulnerability due to improper neutralization of special elements. IBM X-Force ID: …EPSS 1.8%9.8CVE-2022-22425Ibm infosphere information server csv injection vulnerability"IBM InfoSphere Information Server 11.7 is potentially vulnerable to CSV Injection. A remote attacker could execute arbitrary commands on the system,…EPSS 1.2%9.8CVE-2022-31768Ibm infosphere information server sql injection vulnerabilityIBM InfoSphere Information Server 11.7 is vulnerable to SQL injection. A remote attacker could send specially crafted SQL statements, which could all…EPSS 1.4%9.8CVE-2020-27583Ibm infosphere information server deserialization of untrusted data vulnerabilityIBM InfoSphere Information Server 8.5.0.0 is affected by deserialization of untrusted data which could allow remote unauthenticated attackers to exec…EPSS 3.7%

Source: NIST National Vulnerability Database (record CVE-2020-4305), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.