CVE-2022-25758— Regular Expression Denial of Service (ReDoS)
Quick assessment
Affected
n/a scss-tokenizer
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.
scss-tokenizer是Sass Tools开源的一个 Sass 的 SCSS 语法的分词器。 scss-tokenizer 存在安全漏洞，该漏洞源于使用了不安全的正则表达式，所有版本的包 scss-tokenizer 都容易通过 loadAnnotation() 函数受到正则表达式拒绝服务 (ReDoS) 的攻击。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-25758
Vulnerability Information
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Vulnerability Title
Regular Expression Denial of Service (ReDoS)
Source: CVE Program / CVE List V5
Vulnerability Description
All versions of package scss-tokenizer are vulnerable to Regular Expression Denial of Service (ReDoS) via the loadAnnotation() function, due to the usage of insecure regex.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
scss-tokenizer 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
scss-tokenizer是Sass Tools开源的一个 Sass 的 SCSS 语法的分词器。 scss-tokenizer 存在安全漏洞，该漏洞源于使用了不安全的正则表达式，所有版本的包 scss-tokenizer 都容易通过 loadAnnotation() 函数受到正则表达式拒绝服务 (ReDoS) 的攻击。
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 |
|---|---|---|---|---|
| - | scss-tokenizer | 0 ~ unspecified | - |
|
II. Public POCs for CVE-2022-25758
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2022-25758 (2)
-
https://snyk.io/vuln/SNYK-JS-SCSSTOKENIZER-2339884 x_refsource_MISC
-
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2936782 x_refsource_MISC
Other References for CVE-2022-25758 (1)
-
https://github.com/sasstools/scss-tokenizer/issues/45 x_refsource_MISC
Same Patch Batch · n/a · 2022-07-01 · 54 CVEs total
| CVE-2022-25900 | 8.1 HIGH | Command Injection |
| CVE-2022-25898 | 7.7 HIGH | Improper Verification of Cryptographic Signature |
| CVE-2022-25876 | 6.2 MEDIUM | Server-side Request Forgery (SSRF) |
| CVE-2022-25896 | 4.8 MEDIUM | Session Fixation |
| CVE-2022-32087 | MariaDB 安全漏洞 | |
| CVE-2022-32095 | Hospital Management System SQL注入漏洞 | |
| CVE-2022-32324 | PDFAlto 缓冲区错误漏洞 | |
| CVE-2022-34903 | GnuPG 注入漏洞 | |
| CVE-2022-32411 | HongCMS 安全漏洞 | |
| CVE-2022-32088 | MariaDB 安全漏洞 | |
| CVE-2022-32035 | Tenda M3 缓冲区错误漏洞 | |
| CVE-2022-32086 | MariaDB 安全漏洞 | |
| CVE-2022-32085 | MariaDB 安全漏洞 | |
| CVE-2022-32083 | MariaDB 安全漏洞 | |
| CVE-2022-32030 | Tenda AX1806 缓冲区错误漏洞 | |
| CVE-2022-32031 | Tenda AX1806 缓冲区错误漏洞 | |
| CVE-2022-32032 | Tenda AX1806 缓冲区错误漏洞 | |
| CVE-2022-32033 | Tenda AX1806 缓冲区错误漏洞 | |
| CVE-2022-32034 | Tenda M3 缓冲区错误漏洞 | |
| CVE-2022-32037 | Tenda M3 缓冲区错误漏洞 |
Showing top 20 of 54 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2022-25758
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