CVE-2018-20843
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I. Basic Information for CVE-2018-20843
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing (enough to be usable for denial-of-service attacks).
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
libexpat 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libexpat是一款使用C语言编写的流式XML解析器。 libexpat 2.2.7之前版本中的libexpat存在代码问题漏洞。攻击者可借助XML名称中带有大量冒号的XML输入利用该漏洞造成拒绝服务（消耗大量RAM及CPU资源）。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2018-20843
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- https://www.oracle.com/security-alerts/cpuoct2021.htmlx_refsource_MISC
- https://www.oracle.com/security-alerts/cpuapr2020.htmlx_refsource_MISC
- https://www.oracle.com/security-alerts/cpuoct2020.htmlx_refsource_MISC
- https://www.tenable.com/security/tns-2021-11x_refsource_CONFIRM
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5226x_refsource_MISC
- https://support.f5.com/csp/article/K51011533x_refsource_CONFIRM
- https://github.com/libexpat/libexpat/blob/R_2_2_7/expat/Changesx_refsource_MISC
- https://github.com/libexpat/libexpat/issues/186x_refsource_MISC
- https://www.oracle.com/security-alerts/cpuApr2021.htmlx_refsource_MISC
- https://security.netapp.com/advisory/ntap-20190703-0001/x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00039.htmlvendor-advisoryx_refsource_SUSE
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IDAUGEB3TUP6NEKJDBUBZX7N5OAUOOOK/vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CEJJSQSG3KSUQY4FPVHZ7ZTT7FORMFVD/vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2018-20843
Same Patch Batch · n/a · 2019-06-24 · 28 CVEs total
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| CVE-2019-12938 | Analogic Poste.io Roundcube组件安全漏洞 | |
| CVE-2019-12871 | Phoenix Contact Automation Worx Software Suite PC Worx、PC Worx Express和Config+ 资源管理错误漏洞 | |
| CVE-2019-12939 | LiveZilla Server SQL注入漏洞 | |
| CVE-2019-12940 | LiveZilla Server 资源管理错误漏洞 | |
| CVE-2019-12870 | Phoenix Contact Automation Worx Software Suite PC Worx、PC Worx Express和Config+ 缓冲区错误漏洞 | |
| CVE-2019-12869 | Phoenix Contact Automation Worx Software Suite PC Worx、PC Worx Express和Config+ 缓冲区错误漏洞 | |
| CVE-2019-12384 | FasterXML jackson-databind 代码问题漏洞 | |
| CVE-2019-12323 | Hosting Controller HC10 输入验证错误漏洞 | |
| CVE-2019-12292 | Citrix Systems AppDNA 访问控制错误漏洞 | |
| CVE-2019-7232 | ABB PB610 IDAL HTTP server 缓冲区错误漏洞 | |
| CVE-2019-7230 | ABB PB610 IDAL FTP server 授权问题漏洞 | |
| CVE-2019-12958 | Xpdf 缓冲区错误漏洞 | |
| CVE-2019-9085 | HotelDruid 输入验证错误漏洞 | |
| CVE-2019-9958 | Quadbase Systems EspressReport ES 跨站请求伪造漏洞 | |
| CVE-2019-10271 | WordPress Ultimate Member插件权限许可和访问控制问题漏洞 | |
| CVE-2019-9957 | Quadbase Systems EspressReport ES 跨站脚本漏洞 | |
| CVE-2017-17945 | ASUS HiVivo aspplication for ASUS Watch 信任管理问题漏洞 |
Showing top 20 of 28 CVEs. View all on vendor page → →
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V. Comments for CVE-2018-20843
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