CVE-2005-3627: Buffer Overflow
Stream.cc in Xpdf, as used in products such as gpdf, kpdf, pdftohtml, poppler, teTeX, CUPS, libextractor, and others, allows attackers to modify memory and possibly execute arbitrary code via a DCTDecode stream with (1) a large "number of components" value that is not checked by DCTStream::readBaselineSOF or DCTStream::readProgressiveSOF, (2) a large "Huffman table index" value that is not checked by DCTStream::readHuffmanTables, and (3) certain uses of the scanInfo.numComps value by DCTStream::readScanInfo.
Affected Software
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Event History
Frequently Asked Questions
What is the severity of CVE-2005-3627?
CVE-2005-3627 is considered a high-severity vulnerability as it allows attackers to modify memory and potentially execute arbitrary code.
How do I fix CVE-2005-3627?
To fix CVE-2005-3627, update to a version of Xpdf or any affected software that has patched this vulnerability.
What products are affected by CVE-2005-3627?
CVE-2005-3627 affects multiple products including Xpdf, gpdf, kpdf, pdftohtml, and poppler.
What type of attack can be carried out using CVE-2005-3627?
Using CVE-2005-3627, an attacker can exploit a DCTDecode stream to modify memory or possibly execute arbitrary code.
Is CVE-2005-3627 a local or remote vulnerability?
CVE-2005-3627 can be exploited remotely through malicious PDF files that utilize affected decoding streams.