CVE-2021-48007
7.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Summary
PocketMine-MP versions before 3.18.1 fail to validate NaN or INF values in MovePlayerPacket position and rotation fields. Malicious clients can send crafted movement packets with invalid floating-point values to crash servers through unhandled mathematical operations or prevent clients from rendering other players.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| pmmp | PocketMine-MP | 0 < 3.18.1 | affected |
| pmmp | PocketMine-MP | 3.18.1 | unaffected |
Weaknesses
- CWE-20: Improper Input Validation
References
- https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-fm35-jgg3-3grx
- https://github.com/pmmp/PocketMine-MP/commit/fb20bb38327b4c08ee3976640cd0dd547388a638
- https://www.vulncheck.com/advisories/pocketmine-mp-before-3.18.1-denial-of-service-via-moveplayerpacket
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