CVE-2017-16803
7.5 · HIGHOverview
CVE-2017-16803 is a high-severity vulnerability affecting libav libav. It was published on November 13, 2017 and has a CVSS 3.0 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
In Libav through 11.11 and 12.x through 12.1, the smacker_decode_tree function in libavcodec/smacker.c does not properly restrict tree recursion, which allows remote attackers to cause a denial of service (bitstream.c:build_table() out-of-bounds read and application crash) via a crafted Smacker stream.
Remediation
Check the references section for vendor advisories and patches from libav. Update libav to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| libav | libav | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2017-16803?
CVE-2017-16803 is a high-severity vulnerability affecting libav libav. It was published on November 13, 2017 and has a CVSS 3.0 base score of 7.5 (HIGH).
How severe is CVE-2017-16803?
This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2017-16803?
Check the references section for vendor advisories and patches from libav. Update libav to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2017-16803?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-16803 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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