CVE-2019-5427
Quick assessment
Affected
n/a c3p0
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
c3p0是一款支持高并发的开源JDBC连接池库。 c3p0 0.9.5.4之前版本中存在安全漏洞。攻击者可利用该漏洞造成拒绝服务。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2019-5427
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
c3p0 version < 0.9.5.4 may be exploited by a billion laughs attack when loading XML configuration due to missing protections against recursive entity expansion when loading configuration.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
DTD中递归实体索引的不恰当限制(XML实体扩展)
Source: CVE Program / CVE List V5
Vulnerability Title
c3p0 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
c3p0是一款支持高并发的开源JDBC连接池库。 c3p0 0.9.5.4之前版本中存在安全漏洞。攻击者可利用该漏洞造成拒绝服务。
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 |
|---|---|---|---|---|
| - | c3p0 | before 0.9.5.4 | - |
|
II. Public POCs for CVE-2019-5427
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | version between CVE-2018-20433 and CVE-2019-5427 | https://github.com/shanika04/cp30_XXE_partial_fix | POC Details |
AI-Generated POC
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Vendor Advisories for CVE-2019-5427 (5)
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https://www.oracle.com/security-alerts/cpujan2021.html x_refsource_MISC
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https://www.oracle.com/security-alerts/cpuoct2021.html x_refsource_MISC
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https://www.oracle.com/security-alerts/cpujul2020.html x_refsource_MISC
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https://www.oracle.com/security-alerts/cpuoct2020.html x_refsource_MISC
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https://www.oracle.com/security-alerts/cpuapr2020.html x_refsource_MISC
Mailing List Discussions for CVE-2019-5427 (2)
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFIVX6HOVNLAM7W3SUAMHYRNLCVQSAWR/ vendor-advisory x_refsource_FEDORA
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQ47OFV57Y2DAHMGA5H3JOL4WHRWRFN4/ vendor-advisory x_refsource_FEDORA
Other References for CVE-2019-5427 (1)
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https://hackerone.com/reports/509315 x_refsource_MISC
Same Patch Batch · n/a · 2019-04-22 · 22 CVEs total
| CVE-2019-11455 | Tildeslash Monit 缓冲区错误漏洞 | |
| CVE-2019-11383 | Medha WiFi FTP Server application for Android 信任管理问题漏洞 | |
| CVE-2019-11384 | Zalora application for Android 信任管理问题漏洞 | |
| CVE-2019-11461 | GNOME Nautilus 安全特征问题漏洞 | |
| CVE-2019-11460 | GNOME gnome-desktop 输入验证错误漏洞 | |
| CVE-2019-11459 | GNOME Evince 缓冲区错误漏洞 | |
| CVE-2019-9955 | 多款ZyXEL产品跨站脚本漏洞 | |
| CVE-2011-3151 | SELinux initscript misuse of touch | |
| CVE-2011-3147 | qcow format could expose host filesystem information | |
| CVE-2011-3145 | mount.ecrpytfs_private sets group owner of /etc/mtab to user's primary group | |
| CVE-2019-11456 | Gila CMS 跨站请求伪造漏洞 | |
| CVE-2019-11444 | Liferay Portal CE 操作系统命令注入漏洞 | |
| CVE-2019-11454 | Tildeslash Monit 跨站脚本漏洞 | |
| CVE-2019-11452 | whatsns SQL注入漏洞 | |
| CVE-2019-11451 | whatsns SQL注入漏洞 | |
| CVE-2019-11450 | whatsns SQL注入漏洞 | |
| CVE-2019-11449 | I，Librarian 跨站脚本漏洞 | |
| CVE-2019-11448 | ZOHO ManageEngine Applications Manager SQL注入漏洞 | |
| CVE-2019-11447 | 编号重复 | |
| CVE-2019-11446 | ATutor 代码问题漏洞 |
Showing top 20 of 22 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same weakness: CWE-776
-
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CVE-2026-16180
IBM App Connect Enterprise and IBM Integration Bus for z/OS -
CVE-2026-78681
NLTK before 3.10.3 Entity Expansion DoS via ElementTree
V. Comments for CVE-2019-5427
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