CVE intelligence and bounded remediation
CVE-2018-5200 — KMPlayer 4.2.2.15 and earlier have a Heap Based Buffer Overflow Vulnerability
High
CVSS 8
KMPlayer 4.2.2.15 and earlier have a Heap Based Buffer Overflow Vulnerability. It could be exploited with a crafted FLV format file. The problem is that more frame data is copied to heap memory than the size specified in the frame header. This results in a memory corruption and remote code execution.
- Severity
- High
- CVSS
- 8 (3.0)
- Published
- 2018-12-20
- CISA KEV
- Not currently listed
- Ecosystem
- software/application
- Weaknesses
- CWE-119
Affected products
- pandora / kmplayer
Matched remediation archetype
Buffer bounds, memory safety, and memory corruption
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Check exposure
- Identify affected native-code versions, build flags, architectures, parsers, codecs, drivers, and input paths in all shipped artifacts.
- Determine whether untrusted data reaches the affected routine and the process privilege, sandbox, and network exposure.
- Confirm statically linked, vendored, firmware, and platform-provided copies, not only package-manager records.
Remediate safely
- Apply the maintained upstream correction or replace the affected component, then rebuild every dependent artifact from clean inputs.
- Adopt bounds-checked interfaces, validated sizes and integer conversions, clear ownership, and memory-safe components where practical.
- Enable supported compiler and runtime hardening and add sanitized tests and fuzz regression seeds derived from non-weaponized fixtures.
Authoritative sources
Complete CVE record and remediation plan
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