THREATPORT/VULNERABILITY/CVE-2020-4305
HIGH SEVERITY

CVE-2020-4305

Infosphere Information Server vulnerability

CVSS
8.8
EPSS
4.5%
EPSS pct
91th
Exploited
No known
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.
Affected vendor
Ibm
Affected product
Infosphere Information Server
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-502 — Deserialization of Untrusted Data
Published
2020-07-09

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 4.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2020-4305

  • Confirm whether Ibm Infosphere Information Server is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-4305.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-4305

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-4305 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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