Lame
CVE-2017-9869
MEDIUM
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/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:N/I:N/A:H
Lifecycle Timeline
1DescriptionCVE.org
The II_step_one function in layer2.c in mpglib, as used in libmpgdecoder.a in LAME 3.99.5 and other products, allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted audio file.
AnalysisAI
The II_step_one function in layer2.c in mpglib, as used in libmpgdecoder.a in LAME 3.99.5 and other products, allows remote attackers to cause a denial of service (buffer over-read and application. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. The II_step_one function in layer2.c in mpglib, as used in libmpgdecoder.a in LAME 3.99.5 and other products, allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted audio file. Affected products include: Lame Project Lame.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
There is a division-by-zero vulnerability in LAME 3.99.5, caused by a malformed input file. Rated critical severity (CVS
The III_dequantize_sample function in layer3.c in mpglib, as used in libmpgdecoder.a in LAME 3.99.5 and other products,
LAME through 3.99.5 relies on the signed integer data type for values in a WAV or AIFF header, which allows remote attac
LAME 3.99.5 has a NULL Pointer Dereference in the hip_decode_init function within libmp3lame/mpglib_interface.c via a ma
The unpack_read_samples function in frontend/get_audio.c in LAME 3.99.5 allows remote attackers to cause a denial of ser
The fill_buffer_resample function in util.c in libmp3lame.a in LAME 3.98.4, 3.98.2, 3.98, 3.99, 3.99.1, 3.99.2, 3.99.3,
LAME 3.99.5, 3.99.4, 3.99.3, 3.99.2, 3.99.1, 3.99, 3.98.4, 3.98.2 and 3.98 have a heap-based buffer over-read when handl
LAME 3.99, 3.99.1, 3.99.2, 3.99.3, 3.99.4, 3.99.5, 3.98.4, 3.98.2 and 3.98 has a heap-based buffer over-read in fill_buf
LAME 3.99.5, 3.99.4, 3.98.4, 3.98.2, 3.98 and 3.97 have a stack-based buffer overflow in unpack_read_samples in frontend
The III_i_stereo function in layer3.c in mpglib, as used in libmpgdecoder.a in LAME 3.99.5 and other products, allows re
NULL Pointer Dereference in the id3v2AddAudioDuration function in libmp3lame/id3tag.c in LAME 3.99.5 allows attackers to
The III_i_stereo function in layer3.c in mpglib, as used in libmpgdecoder.a in LAME 3.99.5 and other products, allows re
Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today