CVE-2021-20193
Quick assessment
Affected
n/a tar
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.
git tar.git是 （git）开源的一个应用程序。用于打包压缩。 tar 1.33 and earlier 存在安全漏洞，攻击者可利用该漏洞可以向tar提交精心制作的输入文件，从而导致不受控制的内存消耗。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-20193
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. 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
在移除最后引用时对内存的释放不恰当(内存泄露)
Source: CVE Program / CVE List V5
Vulnerability Title
git tar.git 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
git tar.git是 （git）开源的一个应用程序。用于打包压缩。 tar 1.33 and earlier 存在安全漏洞，攻击者可利用该漏洞可以向tar提交精心制作的输入文件，从而导致不受控制的内存消耗。
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 |
|---|---|---|---|---|
| - | tar | 1.33 and earlier | - |
|
II. Public POCs for CVE-2021-20193
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-20193 (2)
-
https://bugzilla.redhat.com/show_bug.cgi?id=1917565 x_refsource_MISC
-
Other References for CVE-2021-20193 (2)
-
https://savannah.gnu.org/bugs/?59897 x_refsource_MISC
Same Patch Batch · n/a · 2021-03-26 · 48 CVEs total
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| CVE-2021-3275 | TP-Link多款产品 跨站脚本漏洞 | |
| CVE-2021-28248 | Data Edge CA eHealth Performance Manager 安全漏洞 | |
| CVE-2020-28346 | ACRN 代码问题漏洞 | |
| CVE-2021-3153 | Hashicorp Terraform 授权问题漏洞 | |
| CVE-2021-3027 | LibrIT PaSSHport 注入漏洞 | |
| CVE-2020-23517 | Aryanic HighMail 跨站脚本漏洞 | |
| 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-2021-20285 | Fedora 缓冲区错误漏洞 |
Showing top 20 of 48 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-20193
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