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CVE-2020-4556

16
FAUCET Score

CVE-2020-4556 describes a local information disclosure vulnerability in IBM Financial Transaction Manager for High Value Payments for Multi-Platform versions 3.2.0 through 3.2.10, where locally stored web pages can be accessed by other users on the same system. With a CVSS score of 3.3 (Low), this vulnerability requires local access and low privileges, making it less complex to exploit but limited in potential impact to confidentiality. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.2.0, < 3.2.11CPE matchmatch criteria
cpe:2.3:a:ibm:financial_transaction_manager:*:*:*:*:*:high_value:*:*
>= 3.2.0, < 3.2.10CPE match
cpe:2.3:a:ibm:financial_transaction_manager:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.0MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.5
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.19%
Probability of exploitation in next 30 days
EPSS Percentile
8.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0019 is in the 45th percentile among its peer group of 1,511 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

exchange.xforce.ibmcloud.com / vulnerabilities/183329
VDB EntryVendor Advisory
ibm.com / support/pages/node/6962117
Vendor Advisory