Swftools
CVE-2017-16793
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionCVE.org
The wav_convert2mono function in lib/wav.c in SWFTools 0.9.2 does not properly validate WAV data, which allows remote attackers to cause a denial of service (incorrect malloc and heap-based buffer overflow) or possibly have unspecified other impact via a crafted file.
AnalysisAI
The wav_convert2mono function in lib/wav.c in SWFTools 0.9.2 does not properly validate WAV data, which allows remote attackers to cause a denial of service (incorrect malloc and heap-based buffer. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. The wav_convert2mono function in lib/wav.c in SWFTools 0.9.2 does not properly validate WAV data, which allows remote attackers to cause a denial of service (incorrect malloc and heap-based buffer overflow) or possibly have unspecified other impact via a crafted file. Affected products include: Swftools.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.
SWFTools commit 772e55a was discovered to contain a heap-use-after-free via the function grow_unicode at /lib/ttf.c. Rat
SWFTools commit 772e55a was discovered to contain a heap-buffer overflow via the function readU8 at /lib/ttf.c. Rated cr
swftools v0.9.2 was discovered to contain a strcpy parameter overlap via /home/swftools/src/swfc+0x48318a. Rated critica
In SWFTools 0.9.2, an out-of-bounds write of heap data can occur in the function png_load() in lib/png.c:755. Rated high
When SWFTools 0.9.2 processes a crafted file in wav2swf, it can lead to a Segmentation Violation in the wav_convert2mono
When SWFTools 0.9.2 processes a crafted file in png2swf, it can lead to a Segmentation Violation in the png_load() funct
When SWFTools 0.9.2 processes a crafted file in swfcombine, it can lead to a NULL Pointer Dereference in the swf_Relocat
When SWFTools 0.9.2 processes a crafted file in swfextract, it can lead to a NULL Pointer Dereference in the swf_FoldSpr
When SWFTools 0.9.2 processes a crafted file in swfc, it can lead to a NULL Pointer Dereference in the dict_lookup() fun
When SWFTools 0.9.2 processes a crafted file in swfcombine, it can lead to a NULL Pointer Dereference in the swf_DeleteF
A global-buffer-overflow vulnerability was found in SWFTools v0.9.2, in the function LineText at lib/swf5compiler.flex.
swftools 0.9.2 was discovered to contain a heap-use-after-free vulnerability via the function removeFromTo at swftools/s
Same weakness CWE-119 – Buffer Overflow
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today