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CVE-2021-20285

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.

Fedora是Fedora社区的一套Linux操作系统。 Fedora 存在缓冲区错误漏洞，攻击者可利用该漏洞可以通过canPack()触发内存损坏，以触发拒绝服务，并可能运行代码。

AI Predicted 6.5 Difficulty: Moderate EPSS 0.75% · P53
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I. Basic Information for CVE-2021-20285

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly have unspecified other impacts via a crafted ELF. The highest threat from this vulnerability is to system availability.
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
Fedora 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fedora是Fedora社区的一套Linux操作系统。 Fedora 存在缓冲区错误漏洞，攻击者可利用该漏洞可以通过canPack()触发内存损坏，以触发拒绝服务，并可能运行代码。
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 3.96 -

II. Public POCs for CVE-2021-20285

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III. Intelligence Information for CVE-2021-20285

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Vendor Advisories for CVE-2021-20285 (1)

Other References for CVE-2021-20285 (1)

Same Patch Batch · n/a · 2021-03-26 · 48 CVEs total

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CVE-2021-3027 LibrIT PaSSHport 注入漏洞
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CVE-2021-20271 Red Hat Package Manager 数据伪造问题漏洞
CVE-2021-28246 Library 代码问题漏洞
CVE-2020-25840 Micro Focus Access Manager Appliance 跨站脚本漏洞
CVE-2021-22506 Micro Focus Access Manager Appliance 信息泄露漏洞
CVE-2020-19625 sheila1227 gridx 安全漏洞
CVE-2021-3109 Solarwinds Orion Platform 安全漏洞
CVE-2020-35856 Solarwinds Orion Platform 跨站脚本漏洞
CVE-2021-1626 MuleSoft Mule 安全漏洞
CVE-2021-1627 MuleSoft Mule 代码问题漏洞
CVE-2021-1628 MuleSoft Mule 代码问题漏洞
CVE-2021-1629 塔谱软件 Tableau Software Server 输入验证错误漏洞
CVE-2021-20289 Red Hat Resteasy 安全漏洞
CVE-2021-20284 GNU Binutils 缓冲区错误漏洞

Showing top 20 of 48 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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

V. Comments for CVE-2021-20285

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