SecuritySpace - CVE-2021-20237

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CVE ID: CVE-2021-20237

Description: An uncontrolled resource consumption (memory leak) flaw was found in ZeroMQ's src/xpub.cpp in versions before 4.3.3. This flaw allows a remote unauthenticated attacker to send crafted PUB messages that consume excessive memory if the CURVE/ZAP authentication is disabled on the server, causing a denial of service. The highest threat from this vulnerability is to system availability.

Test IDs: None available

Cross References: Common Vulnerability Exposure (CVE) ID: CVE-2021-20237
https://bugzilla.redhat.com/show_bug.cgi?id=1921989
https://bugzilla.redhat.com/show_bug.cgi?id=1921989
https://github.com/zeromq/libzmq/security/advisories/GHSA-4p5v-h92w-6wxw
https://github.com/zeromq/libzmq/security/advisories/GHSA-4p5v-h92w-6wxw

CVE ID:	CVE-2021-20237
Description:	An uncontrolled resource consumption (memory leak) flaw was found in ZeroMQ's src/xpub.cpp in versions before 4.3.3. This flaw allows a remote unauthenticated attacker to send crafted PUB messages that consume excessive memory if the CURVE/ZAP authentication is disabled on the server, causing a denial of service. The highest threat from this vulnerability is to system availability.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-20237 https://bugzilla.redhat.com/show_bug.cgi?id=1921989 https://bugzilla.redhat.com/show_bug.cgi?id=1921989 https://github.com/zeromq/libzmq/security/advisories/GHSA-4p5v-h92w-6wxw https://github.com/zeromq/libzmq/security/advisories/GHSA-4p5v-h92w-6wxw