Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2020-27802

Quick assessment

Affected
n/a upx
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.

UPX是一款可移植、可扩展的可执行压缩程序。 UPX 4.0.0版本存在安全漏洞，该漏洞源于攻击者可以通过精心制作的Mach-O文件对其p_lx_elf.cpp组件的elf_lookup函数造成浮点数异常。

AI Predicted 5.3 Difficulty: Moderate EPSS 0.29% · P21

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2020-27802

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An floating point exception was discovered in the elf_lookup function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
UPX 数字错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UPX是一款可移植、可扩展的可执行压缩程序。 UPX 4.0.0版本存在安全漏洞，该漏洞源于攻击者可以通过精心制作的Mach-O文件对其p_lx_elf.cpp组件的elf_lookup函数造成浮点数异常。
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
- upx upx 4.0.0-git-87b73e5cfdc1+ -

II. Public POCs for CVE-2020-27802

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2020-27802

请登录查看更多情报信息。

Other References for CVE-2020-27802 (1)

Same Patch Batch · n/a · 2022-08-25 · 214 CVEs total

CVE-2022-37317 7.6 HIGH Archer Platform 跨站脚本漏洞
CVE-2022-37318 7.0 HIGH Archer Platform 跨站脚本漏洞
CVE-2022-37316 6.5 MEDIUM Archer Platform 安全漏洞
CVE-2022-37241 Alt-N MDaemon 跨站脚本漏洞
CVE-2022-37815 Tenda AC1206 缓冲区错误漏洞
CVE-2022-37817 Tenda AX1803 缓冲区错误漏洞
CVE-2022-37824 Tenda AX1803 缓冲区错误漏洞
CVE-2022-37814 Tenda AC1206 缓冲区错误漏洞
CVE-2022-37820 Tenda AX1803 缓冲区错误漏洞
CVE-2022-37816 Tenda AC1206 缓冲区错误漏洞
CVE-2022-37822 Tenda AX1803 缓冲区错误漏洞
CVE-2022-37245 Alt-N MDaemon 跨站脚本漏洞
CVE-2022-37244 Alt-N MDaemon 跨站脚本漏洞
CVE-2022-37243 Alt-N MDaemon 跨站脚本漏洞
CVE-2022-37242 Alt-N MDaemon 注入漏洞
CVE-2022-23235 Netapp Active IQ Unified Manager 信息泄露漏洞
CVE-2022-37159 Claroline 代码问题漏洞
CVE-2022-37160 Claroline 跨站脚本漏洞
CVE-2022-2991 Linux kernel 缓冲区错误漏洞
CVE-2022-37161 Claroline 跨站脚本漏洞

Showing top 20 of 214 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: upx
Same vendor: n/a
Same weakness: CWE-119

V. Comments for CVE-2020-27802

No comments yet

Leave a comment