CVE-2023-26434
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I. Basic Information for CVE-2023-26434
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
When adding an external mail account, processing of POP3 "capabilities" responses are not limited to plausible sizes. Attacker with access to a rogue POP3 service could trigger requests that lead to excessive resource usage and eventually service unavailability. We now limit accepted POP3 server response to reasonable length/size. No publicly available exploits are known.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Open-Xchange App Suite 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open-Xchange AppSuite是德国Open-Xchange公司的一套Web云桌面环境。该环境允许用户更直观的管理电子邮件、任务和文件等。 Open-Xchange App Suite存在安全漏洞，该漏洞源于添加外部邮件帐户时，POP3功能响应的处理不限制合理大小，有可能会触发过度使用资源并最终导致服务不可用的请求。
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 |
|---|---|---|---|---|
| OX Software GmbH | OX App Suite | 0 ~ 7.10.6-rev39 | - |
II. Public POCs for CVE-2023-26434
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · OX Software GmbH · 2023-06-20 · 9 CVEs total
| CVE-2023-26436 | 7.1 HIGH | Open-Xchange AppSuite 代码问题漏洞 |
| CVE-2023-26428 | 6.5 MEDIUM | Open-Xchange OX App Suite 安全漏洞 |
| CVE-2023-26435 | 5.0 MEDIUM | Open-Xchange App Suite 代码问题漏洞 |
| CVE-2023-26431 | 5.0 MEDIUM | Open-Xchange OX App Suite 代码问题漏洞 |
| CVE-2023-26433 | 4.3 MEDIUM | Open-Xchange OX App Suite 安全漏洞 |
| CVE-2023-26432 | 4.3 MEDIUM | Open-Xchange OX App Suite 安全漏洞 |
| CVE-2023-26429 | 3.5 LOW | Open-Xchange OX App Suite 命令注入漏洞 |
| CVE-2023-26427 | 3.2 LOW | Open-Xchange OX App Suite 安全漏洞 |
IV. Related Vulnerabilities
Same weakness: CWE-400
- CVE-2026-8187
Open5GS UPF gtp-path.c _gtpv1_u_recv_cb resource consumption - CVE-2026-42343
FastGPT: Uncontrolled Resource Consumption leading to Sandbo - CVE-2026-42212
SolidCAM-GPPL-IDE: XML External Entity (XXE) and billion-lau - CVE-2026-32686
Unbounded exponent in decimal enables unauthenticated DoS - CVE-2026-20188
Cisco Crosswork Network Controller and Cisco Network Service
V. Comments for CVE-2023-26434
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