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CVE-2021-35517— Apache Commons Compress 1.1 to 1.20 denial of service vulnerability

Quick assessment

Affected
Apache Software Foundation Apache Commons Compress
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.

Apache Commons Compress是美国阿帕奇（Apache）基金会的一个用于处理压缩文件的库。 Apache Commons Compress存在安全漏洞，该漏洞源于当读取特殊设计的TAR归档文件时，Compress可以分配大量内存，从而导致小输入出现内存不足错误。

AI Predicted 5.3 Difficulty: Easy EPSS 10.61% · P96

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-35517

Vulnerability Information
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Vulnerability Title
Apache Commons Compress 1.1 to 1.20 denial of service vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
When reading a specially crafted TAR archive, Compress can be made to allocate large amounts of memory that finally leads to an out of memory error even for very small inputs. This could be used to mount a denial of service attack against services that use Compress' tar package.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
长度参数不一致性处理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Commons Compress 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Commons Compress是美国阿帕奇（Apache）基金会的一个用于处理压缩文件的库。 Apache Commons Compress存在安全漏洞，该漏洞源于当读取特殊设计的TAR归档文件时，Compress可以分配大量内存，从而导致小输入出现内存不足错误。
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
Apache Software Foundation Apache Commons Compress 1.1 ~ Apache Commons Compress* -

II. Public POCs for CVE-2021-35517

# POC Description Source Link Shenlong Link
1 None https://github.com/andikahilmy/CVE-2021-35517-commons-compress-vulnerable POC Details
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III. Intelligence Information for CVE-2021-35517

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Vendor Advisories for CVE-2021-35517 (5)

Mailing List Discussions for CVE-2021-35517 (16)

Other References for CVE-2021-35517 (1)

Same Patch Batch · Apache Software Foundation · 2021-07-13 · 4 CVEs total

CVE-2021-35515 Apache Commons Compress 1.6 to 1.20 denial of service vulnerability
CVE-2021-35516 Apache Commons Compress 1.6 to 1.20 denial of service vulnerability
CVE-2021-36090 Apache Commons Compress 1.0 to 1.20 denial of service vulnerability

IV. Related Vulnerabilities

Same product: Apache Commons Compress
Same vendor: Apache Software Foundation
Same weakness: CWE-130

V. Comments for CVE-2021-35517

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