CVE-2019-6283
Quick assessment
Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
LibSass是一个开源的使用C语言编写的Sass（CSS扩展语言）解析器。 LibSass 3.5.5版本中的prelexer.hpp文件的Sass::Prelexer::parenthese_scope存在安全漏洞。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2019-6283
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::parenthese_scope in prelexer.hpp.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
LibSass 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LibSass是一个开源的使用C语言编写的Sass（CSS扩展语言）解析器。 LibSass 3.5.5版本中的prelexer.hpp文件的Sass::Prelexer::parenthese_scope存在安全漏洞。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
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-2019-6283
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2019-6283 (3)
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http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html vendor-advisory x_refsource_SUSE
Other References for CVE-2019-6283 (1)
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https://github.com/sass/libsass/issues/2814 x_refsource_MISC
Same Patch Batch · n/a · 2019-01-14 · 9 CVEs total
| CVE-2019-6284 | LibSass 缓冲区错误漏洞 | |
| CVE-2019-6285 | yaml-cpp 缓冲区错误漏洞 | |
| CVE-2019-6286 | LibSass 缓冲区错误漏洞 | |
| CVE-2019-6278 | JPress 跨站脚本漏洞 | |
| CVE-2019-6259 | idreamsoft iCMS SQL注入漏洞 | |
| CVE-2019-6251 | GNOME Web 输入验证错误漏洞 | |
| CVE-2019-6256 | Live555 Media Server 输入验证错误漏洞 | |
| CVE-2019-6257 | elFinder 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2019-6283
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