Htmldoc
CVE-2024-46478
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from Vendor (mitre) · only source for this CVE.
CVSS VectorVendor: mitre
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionCVE.org
HTMLDOC v1.9.18 contains a buffer overflow in parse_pre function,ps-pdf.cxx:5681.
AnalysisAI
HTMLDOC v1.9.18 contains a buffer overflow in parse_pre function,ps-pdf.cxx:5681. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
Technical ContextAI
This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. HTMLDOC v1.9.18 contains a buffer overflow in parse_pre function,ps-pdf.cxx:5681. Affected products include: Htmldoc Project Htmldoc.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.
HTMLDOC before 1.9.19 has an out-of-bounds write in parse_paragraph in ps-pdf.cxx because of an attempt to strip leading
Integer overflow in the htmldoc 1.9.11 and before may allow attackers to execute arbitrary code and cause a denial of se
A flaw was found in htmldoc commit 31f7804. Rated high severity (CVSS 7.8), this vulnerability is no authentication requ
HTMLDOC 1.9.7 allows a stack-based buffer overflow in the hd_strlcpy() function in string.c (when called from render_con
HTMLDoc v1.9.12 and below was discovered to contain a heap overflow via e_node htmldoc/htmldoc/html.cxx:588. Rated high
HTMLDoc v1.9.15 was discovered to contain a heap overflow via (write_header) /htmldoc/htmldoc/html.cxx:273. Rated high s
A heap buffer overflow in image_set_mask function of HTMLDOC before 1.9.15 allows an attacker to write outside the buffe
There is a vulnerability in htmldoc 1.9.16. Rated medium severity (CVSS 5.5), this vulnerability is no authentication re
In HTMLDOC 1.9.14, an infinite loop in the gif_read_lzw function can lead to a pointer arbitrarily pointing to heap memo
A stack-based buffer under-read in htmldoc before 1.9.12, allows attackers to cause a denial of service via a crafted BM
Same weakness CWE-120 – Classic Buffer Overflow
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today