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CVE-2021-3377

Quick assessment

Affected
n/a n/a
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.

Dru Nelson ansi_up是 （Dru Nelson）开源的一个应用软件。将包含ANSI颜色转义码的文本转换 为HTML。 ansi_up v4 存在安全漏洞，该漏洞源于ansi转义代码可以用来创建HTML超链接。

AI Predicted 6.1 Difficulty: Trivial EPSS 8.00% · P95

Public Exploits 1

Nuclei · 1 CVE-2021-3377.yaml [template]

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-3377

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The npm package ansi_up converts ANSI escape codes into HTML. In ansi_up v4, ANSI escape codes can be used to create HTML hyperlinks. Due to insufficient URL sanitization, this feature is affected by a cross-site scripting (XSS) vulnerability. This issue is fixed in v5.0.0.
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
ansi_up 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dru Nelson ansi_up是 （Dru Nelson）开源的一个应用软件。将包含ANSI颜色转义码的文本转换 为HTML。 ansi_up v4 存在安全漏洞，该漏洞源于ansi转义代码可以用来创建HTML超链接。
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-2021-3377

# POC Description Source Link Shenlong Link
1 npm package ansi_up v4 is vulnerable to cross-site scripting because ANSI escape codes can be used to create HTML hyperlinks. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-3377.yaml POC Details
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III. Intelligence Information for CVE-2021-3377

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Patches & Fixes for CVE-2021-3377 (1)

Other References for CVE-2021-3377 (1)

Same Patch Batch · n/a · 2021-03-05 · 46 CVEs total

CVE-2020-28502 8.1 HIGH Arbitrary Code Injection
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CVE-2021-26962 Aruba AirWave Management Platform 命令注入漏洞
CVE-2021-27098 Andrew Harding SPIRE 信任管理问题漏洞
CVE-2021-26705 SquareBox CatDV Server 访问控制错误漏洞
CVE-2021-28041 OpenSSH 资源管理错误漏洞
CVE-2021-3420 Red Hat newlib libc 输入验证错误漏洞
CVE-2021-28042 Deutsche Post Mailoptimizer 路径遍历漏洞
CVE-2021-27581 Kentico SQL注入漏洞
CVE-2021-28040 OSSEC 安全漏洞
CVE-2021-26970 Aruba AirWave Management Platform 命令注入漏洞
CVE-2021-26971 Aruba Networks AirWave Management Platform 安全漏洞
CVE-2021-26968 Aruba AirWave Management Platform 跨站脚本漏洞
CVE-2021-26967 Aruba AirWave Management Platform 跨站脚本漏洞
CVE-2021-26965 Aruba Networks AirWave Management Platform SQL注入漏洞
CVE-2020-35594 ZOHO ManageEngine ADManager Plus 跨站脚本漏洞
CVE-2021-26966 Aruba Networks AirWave Management Platform SQL注入漏洞
CVE-2021-26963 Aruba AirWave Management Platform 安全漏洞
CVE-2021-26964 Aruba AirWave Management Platform 安全漏洞
CVE-2021-26960 Aruba AirWave Management Platform 跨站请求伪造漏洞

Showing top 20 of 46 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-3377

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