漏洞信息
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Vulnerability Title
N/A
Vulnerability Description
Versions of the package exifreader before 4.39.0 are vulnerable to Improper Handling of Highly Compressed Data (Data Amplification) due to decompressing PNG zTXt metadata without enforcing a built-in maximum decompressed output size. When asynchronous parsing is enabled, a crafted PNG file containing a highly compressed zTXt chunk can cause ExifReader to materialize a disproportionately large Comment value in memory.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Vulnerability Type
对高度压缩数据的处理不恰当(数据放大攻击)
Vulnerability Title
ExifReader 安全漏洞
Vulnerability Description
ExifReader是Mattias Wallander个人开发者的一款图像元数据提取库。 ExifReader 4.39.0之前版本存在安全漏洞,该漏洞源于解压PNG zTXt元数据时未限制输出大小,可能导致内存中生成过大的Comment值。
CVSS Information
N/A
Vulnerability Type
N/A