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Security Bulletin: IBM CICS TX Standard is vulnerable to a denial of service, caused by an infinite loop flaw in Golang Go (CVE-2021-27918).

Description

## Summary IBM CICS TX Standard is vulnerable to a denial of service, caused by an infinite loop flaw in Golang Go (CVE-2021-27918). The fix removes this vulnerability from IBM CICS TX Standard. ## Vulnerability Details ** CVEID: **[CVE-2021-27918](<https://vulners.com/cve/CVE-2021-27918>) ** DESCRIPTION: **Golang Go is vulnerable to a denial of service, caused by an infinite loop flaw when using xml.NewTokenDecoder with a custom TokenReader. By persuading a victim to open a specially-crafted XML content, a remote attacker could exploit this vulnerability to cause a denial of service condition. CVSS Base score: 5.5 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/198075](<https://exchange.xforce.ibmcloud.com/vulnerabilities/198075>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H) ## Affected Products and Versions Affected Product(s)| Version(s) ---|--- IBM CICS TX Standard| 11.1 ## Remediation/Fixes IBM strongly recommends addressing the vulnerability by downloading and applying the interim fix from the table below. Product | Version | Defect | Remediation / First Fix ---|---|---|--- IBM CICS TX Standard | 11.1 | 127799 | [Download the fix from here](<http://www.ibm.com/support/fixcentral/quickorder?product=ibm%2FOther+software%2FCICS+TX+Standard&fixids=ibm-cics-tx-standard-image-11.1.0.0-ifix5&source=SAR> "Download the fix from here" ) ## Workarounds and Mitigations None ##


Affected Software


CPE Name Name Version
cics tx 11.1

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