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CVE-2019-9717

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Libav是Libav团队的一套跨平台的可对音频和视频进行录制、转换的解决方案，它包含了一个libavcodec编码器。 Libav 12.3版本中存在安全漏洞。攻击者可利用该漏洞造成拒绝服务（占用大量CUP）。

AI Predicted 7.5 Difficulty: Easy EPSS 1.28% · P69

Possible ATT&CK Techniques 1 AI

T1029 · Scheduled Transfer
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I. Basic Information for CVE-2019-9717

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In Libav 12.3, a denial of service in the subtitle decoder allows attackers to hog the CPU via a crafted video file in Matroska format, because srt_to_ass in libavcodec/srtdec.c has a complex format argument to sscanf.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Libav 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Libav是Libav团队的一套跨平台的可对音频和视频进行录制、转换的解决方案，它包含了一个libavcodec编码器。 Libav 12.3版本中存在安全漏洞。攻击者可利用该漏洞造成拒绝服务（占用大量CUP）。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2019-9717

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III. Intelligence Information for CVE-2019-9717

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Other References for CVE-2019-9717 (2)

Same Patch Batch · n/a · 2019-09-19 · 11 CVEs total

CVE-2019-15943 Valve Counter-Strike:Global Offensive 缓冲区错误漏洞
CVE-2019-16398 Keeper K5 输入验证错误漏洞
CVE-2019-16412 Tenda N301 输入验证错误漏洞
CVE-2019-16510 libIEC61850 资源管理错误漏洞
CVE-2019-16511 FireGiant WiX Toolset 路径遍历漏洞
CVE-2019-15032 Pydio 安全漏洞
CVE-2019-15033 Pydio 代码问题漏洞
CVE-2019-16525 WordPress checklist插件跨站脚本漏洞
CVE-2019-9719 Libav 缓冲区错误漏洞
CVE-2019-9720 Libav 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2019-9717

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