CVE-2020-4305
IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
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.
- Record
CVE-2020-4305- CVSS 3.0
- 8.1 High
CVSS:3.0/AC:H/AV:N/I:H/S:U/PR:N/UI:N/A:H/C:H/E:U/RC:C/RL:O - Updated
- 2026-11-02
EUVDEUVD-2020-25552
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.
- Record
EUVD-2020-25552- CVSS 3.0
- 8.1 High
CVSS:3.0/AC:H/AV:N/I:H/S:U/PR:N/UI:N/A:H/C:H/E:U/RC:C/RL:O - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7r84-f4r2-q9q9 No score
IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute...
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.
- Record
GHSA-7r84-f4r2-q9q9- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2020-4305- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-502
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-4305 is a high vulnerability (CVSS 8.1) in Ibm Infosphere Information Server, published July 9, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.54%, the 91st percentile. No source names a fixed version.