Security Bulletin
Summary
Security Vulnerabilities found in OpenSSL were fixed in the following products: IBM Security Verify Gateway for Windows Login, IBM Security Verify Bridge for Directory Sync, IBM Security Verify Gateway for RADIUS
Vulnerability Details
CVEID: CVE-2021-3711
DESCRIPTION: OpenSSL is vulnerable to a buffer overflow, caused by improper bounds checking by the EVP_PKEY_decrypt() function within implementation of the SM2 decryption. By sending specially crafted SM2 content, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/208072 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
CVEID: CVE-2021-3712
DESCRIPTION: OpenSSL could allow a remote attacker to obtain sensitive information, caused by an out-of-bounds read when processing ASN.1 strings. By sending specially crafted data, an attacker could exploit this vulnerability to read contents of memory on the system or perform a denial of service attack.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/208073 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| IBM Security Verify Gateway for RADIUS | 1.x |
| IBM Security Verify Gateway for Windows Login | 1.x |
| IBM Security Verify Bridge for Directory Sync | 1.x |
Remediation/Fixes
IBM Security Verify Bridge for Directory Sync:
https://exchange.xforce.ibmcloud.com/hub/extension/9fc025a9db848ac27640110e141429bd
IBM Security Verify for Windows Login:
https://exchange.xforce.ibmcloud.com/hub/extension/103b558c1aa73755641fe45493db3301
IBM Security Verify Gateway for RADIUS
https://exchange.xforce.ibmcloud.com/hub/extension/d39efc0e03582d3eed3263d7e7022058
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
25 Oct 2021: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
Was this topic helpful?
Document Information
Modified date:
05 November 2021
Initial Publish date:
25 October 2021
UID
ibm16514021