A buffer overflow issue described by CVE-2021-3711 was identified in the OpenSSL component of IBM WebSphere MQ.
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)
Affected Product(s) | Version(s) |
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WebSphere MQ V5.3 for HP NonStop Server (MIPS and Itanium) | 5.3.1 |
WebSphere MQ V5.3.1 for HPE NonStop | 5.3.1.17 | IT38363 | Apply patch for APAR IT38363 |
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