CVE-2023-1973— Undertow: unrestricted request storage leads to memory exhaustion
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I. Basic Information for CVE-2023-1973
Vulnerability Information
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Vulnerability Title
Undertow: unrestricted request storage leads to memory exhaustion
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in Undertow package. Using the FormAuthenticationMechanism, a malicious user could trigger a Denial of Service by sending crafted requests, leading the server to an OutofMemory error, exhausting the server's memory.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Red Hat Undertow 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat Undertow是美国红帽（Red Hat）公司的一款基于Java的嵌入式Web服务器，是Wildfly（Java应用服务器）默认的Web服务器。 Red Hat Undertow 存在安全漏洞。攻击者利用该漏洞通过发送特制的请求来触发拒绝服务，从而导致服务器出现 OutofMemory 错误，耗尽服务器的内存。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7 | - | cpe:/a:redhat:jboss_enterprise_application_platform:7.4 | |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 8 | 0:2.2.30-1.SP1_redhat_00001.1.el8eap ~ * | cpe:/a:redhat:jboss_enterprise_application_platform:7.4::el8 | |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 9 | 0:2.2.30-1.SP1_redhat_00001.1.el9eap ~ * | cpe:/a:redhat:jboss_enterprise_application_platform:7.4::el9 | |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 on RHEL 7 | 0:2.2.30-1.SP1_redhat_00001.1.el7eap ~ * | cpe:/a:redhat:jboss_enterprise_application_platform:7.4::el7 | |
| Red Hat | Red Hat JBoss Enterprise Application Platform 8 | - | cpe:/a:redhat:jboss_enterprise_application_platform:8.0 | |
| Red Hat | Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8 | 0:2.3.11-1.SP1_redhat_00001.1.el8eap ~ * | cpe:/a:redhat:jboss_enterprise_application_platform:8.0::el9 | |
| Red Hat | Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9 | 0:2.3.11-1.SP1_redhat_00001.1.el9eap ~ * | cpe:/a:redhat:jboss_enterprise_application_platform:8.0::el9 |
II. Public POCs for CVE-2023-1973
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|---|
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IV. Related Vulnerabilities
Same vendor: Red Hat
- CVE-2026-42011
Gnutls: gnutls: security bypass due to incorrect name constr - CVE-2026-42010
Gnutls: gnutls: authentication bypass via nul character in u - CVE-2026-6420
Keylime: keylime: security bypass due to hardcoded tpm quote - CVE-2026-34956
Openvswitch: open vswitch: denial of service via malformed f - CVE-2026-34002
Xorg: xwayland: x.org x server: information disclosure or de
Same weakness: CWE-20
V. Comments for CVE-2023-1973
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