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CVE-2021-38959

20
FAUCET Score

CVE-2021-38959 describes a local denial-of-service vulnerability in IBM SPSS Statistics for Windows versions 24.0 through 28.0. A local attacker could exploit this by writing arbitrary files to administrator-protected directories, leading to system unavailability. Rated as Medium severity (CVSS 5.5), this vulnerability requires local access and has a low attack complexity, impacting availability but not confidentiality or integrity. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
24.0.0.0CPE matchmatch criteria
cpe:2.3:a:ibm:spss_statistics:24.0.0.0:*:*:*:*:*:*:*
25.0.0.0CPE matchmatch criteria
cpe:2.3:a:ibm:spss_statistics:25.0.0.0:*:*:*:*:*:*:*
26.0.0.0CPE matchmatch criteria
cpe:2.3:a:ibm:spss_statistics:26.0.0.0:*:*:*:*:*:*:*
27.0.0.0CPE matchmatch criteria
cpe:2.3:a:ibm:spss_statistics:27.0.0.0:*:*:*:*:*:*:*
27.0.1.0CPE matchmatch criteria
cpe:2.3:a:ibm:spss_statistics:27.0.1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.2MEDIUM

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.5
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.22%
Probability of exploitation in next 30 days
EPSS Percentile
12.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0022 is in the 55th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 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 0.1 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/212046
VDB EntryVendor Advisory
ibm.com / support/pages/node/6516680
Vendor Advisory