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Vulnerability record · CVE-2023-33850 · published 22 August 2023

CVE-2023-33850: Ibm txseries for multiplatform observable discrepancy vulnerability

Ibm · Txseries For Multiplatform

IBM GSKit-Crypto 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.

7.5 CVSS 3.1 High EPSS 1.2% · top 33.7% CWE-203 · Observable discrepancy
7.5CVSS 3.1 base score
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

IBM GSKit-Crypto 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.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.ibm.com/support/pages/node/7010369 Vendor Advisory
https://www.ibm.com/support/pages/node/7022413 Vendor Advisory
https://www.ibm.com/support/pages/node/7022414 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/257132
https://security.netapp.com/advisory/ntap-20241108-0002/
https://www.ibm.com/support/pages/node/7010369 Vendor Advisory
https://www.ibm.com/support/pages/node/7022413 Vendor Advisory
https://www.ibm.com/support/pages/node/7022414 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2022-31767Ibm cics tx os command injection vulnerabilityIBM CICS TX Standard and Advanced 11.1 could allow a remote attacker to execute arbitrary commands on the system by sending a specially crafted reque…EPSS 4.7%8.8CVE-2024-41744Ibm cics tx cross-site request forgery vulnerabilityIBM CICS TX Standard 11.1 is vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions tra…EPSS 0.19%8.8CVE-2023-42027Ibm txseries for multiplatforms cross-site request forgery vulnerabilityIBM CICS TX Standard 11.1, Advanced 10.1, 11.1, and TXSeries for Multiplatforms 8.1, 8.2, 9.1 are vulnerable to cross-site request forgery which coul…EPSS 0.29%8.8CVE-2022-34161Ibm cics tx cross-site request forgery vulnerabilityIBM CICS TX 11.1 is vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions transmitted …EPSS 0.46%7.8CVE-2025-1330Ibm cics tx out-of-bounds write vulnerabilityIBM CICS TX Standard 11.1 and IBM CICS TX Advanced 10.1 and 11.1  could allow a local user to execute arbitrary code on the system due to failure to …EPSS 0.28%7.8CVE-2025-1331Ibm cics tx vulnerabilityIBM CICS TX Standard 11.1 and IBM CICS TX Advanced 10.1 and 11.1 could allow a local user to execute arbitrary code on the system due to the use of u…EPSS 0.28%7.8CVE-2025-1329Ibm cics tx out-of-bounds write vulnerabilityIBM CICS TX Standard 11.1 and IBM CICS TX Advanced 10.1 and 11.1 could allow a local user to execute arbitrary code on the system due to failure to h…EPSS 0.28%7.5CVE-2024-22345Ibm txseries for multiplatform insufficiently protected credentials vulnerabilityIBM TXSeries for Multiplatforms 8.2 transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorize…EPSS 0.52%

Source: NIST National Vulnerability Database (record CVE-2023-33850), CISA KEV, FIRST EPSS (scores of 2026-10-05). This page is refreshed as NVD updates the record.