CVE-2018-20213
Quick assessment
Affected
n/a n/a
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.
libexcel是一个用于创建Excel XLS电子表格的C库。 libexcel 0.01版本中的libexcel.a静态链接库的workbook.c文件的wbook_addworksheet存在缓冲区溢出漏洞。攻击者可借助较长的名称利用该漏洞造成拒绝服务（段错误）。
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I. Basic Information for CVE-2018-20213
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
wbook_addworksheet in workbook.c in libexcel.a in libexcel 0.01 allows attackers to cause a denial of service (SEGV) via a long name. NOTE: this is not a Microsoft product.
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
libexcel 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libexcel是一个用于创建Excel XLS电子表格的C库。 libexcel 0.01版本中的libexcel.a静态链接库的workbook.c文件的wbook_addworksheet存在缓冲区溢出漏洞。攻击者可借助较长的名称利用该漏洞造成拒绝服务（段错误）。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2018-20213
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2018-20213 (1)
-
https://github.com/devinsmith/libexcel/issues/8 x_refsource_MISC
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IV. Related Vulnerabilities
V. Comments for CVE-2018-20213
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