CVE-2020-4305: ibm infosphere_information_server Deserialization of Untrusted Data
Vulnerability summary
CVE-2020-4305 is a high (CVSS 9.3) Deserialization of Untrusted Data vulnerability in ibm infosphere_information_server. EPSS estimates a 4.54% chance of exploitation in the next 30 days, higher than 91.4% of scored vulnerabilities.
Timeline
- 09-07-2020PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
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 metrics
4 scores · 2 sources · 3 versions- NVDNIST8.1HighCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
4.54%
Chance of exploitation in the next 30 days
Percentile
91%
Versus all other CVEs
30-day change
0.00 pp
From 4.54% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ibm2 products
- infosphere_information_server11.3 | 11.5 | 11.7 | ≥ 11.7.0.0, ≤ 11.7.1.1 | 11.3.0 | 11.5.0
- infosphere_information_server_on_cloud≥ 11.7.0.0, ≤ 11.7.1.1 | 11.5.0.0
1 vendor · 2 products