7.5

CVE-2023-32342: ibm gskit Observable Discrepancy

CVSS: 7.5v3.1HighModified
Published 30-05-2023Last modified 09-01-2025
Open JSON

Vulnerability summary

CVE-2023-32342 is a high (CVSS 7.5) Observable Discrepancy vulnerability in ibm gskit. EPSS estimates a 0.92% chance of exploitation in the next 30 days, higher than 59.7% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (CVE.org)
EPSS score
0.92%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 30-05-2023
    PublishedVulnerability first disclosed.
  2. 09-01-2025
    Last modifiedVulnerability information updated.

Description

IBM GSKit could allow a remote attacker to obtain sensitive information, caused by a timing-based side channel in the RSA Decryption implementation. By sending an overly large number of trial messages for decryption, an attacker could exploit this vulnerability to obtain sensitive information. IBM X-Force ID: 255828.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.92%

Chance of exploitation in the next 30 days

Percentile

60%

Versus all other CVEs

30-day change

0.00 pp

From 0.92% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.92%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Ibm2 products
  • gskitVersion not specified
  • http_server≥ 8.5.0.0, < 8.5.5.24 | ≥ 9.0.0.0, < 9.0.5.16

1 vendor · 2 products

References

1 links