Vulnerability Details : CVE-2017-9996
The cdxl_decode_frame function in libavcodec/cdxl.c in FFmpeg 2.8.x before 2.8.12, 3.0.x before 3.0.8, 3.1.x before 3.1.8, 3.2.x before 3.2.5, and 3.3.x before 3.3.1 does not exclude the CHUNKY format, which allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted file.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2017-9996
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.2:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.3:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.1.4:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.0:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.2:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.1.5:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.1:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.4:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.1.6:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.1.7:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.3:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:3.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.5:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.6:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.8:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.11:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.7:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.10:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:2.8.9:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-9996
0.84%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 82 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-9996
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2017-9996
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-9996
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1378
1378 - ffmpeg: Heap-buffer-overflow in chunky2chunky - oss-fuzz - MonorailIssue Tracking;Third Party Advisory
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1427
1427 - ffmpeg: Heap-buffer-overflow in chunky2chunky - oss-fuzz - MonorailIssue Tracking;Third Party Advisory
-
https://github.com/FFmpeg/FFmpeg/commit/1e42736b95065c69a7481d0cf55247024f54b660
avcodec/cdxl: Check format for BGR24 · FFmpeg/FFmpeg@1e42736 · GitHubIssue Tracking;Patch;Third Party Advisory
-
http://www.securityfocus.com/bid/99323
FFmpeg CVE-2017-9996 Heap Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
-
https://github.com/FFmpeg/FFmpeg/commit/e1b60aad77c27ed5d4dfc11e5e6a05a38c70489d
avcodec/cdxl: Check format parameter · FFmpeg/FFmpeg@e1b60aa · GitHubIssue Tracking;Patch;Third Party Advisory
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