CVE-2021-27548
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.
Xpdf是FOO实验室的一款开源的PDF阅读器。该产品支持解码LZW压缩格式的文件以及阅读加密的PDF文件。 Xpdf 4.03版本存在代码问题漏洞，该漏洞源于XFAScanner.cc 中的 XFAScanner::scanNode() 函数存在空指针取消引用漏洞。
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-27548
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
There is a Null Pointer Dereference vulnerability in the XFAScanner::scanNode() function in XFAScanner.cc in xpdf 4.03.
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
Xpdf 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Xpdf是FOO实验室的一款开源的PDF阅读器。该产品支持解码LZW压缩格式的文件以及阅读加密的PDF文件。 Xpdf 4.03版本存在代码问题漏洞，该漏洞源于XFAScanner.cc 中的 XFAScanner::scanNode() 函数存在空指针取消引用漏洞。
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-2021-27548
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-27548 (1)
-
https://forum.xpdfreader.com/viewtopic.php?f=3&t=42115 x_refsource_MISC
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Showing top 20 of 32 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-27548
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