CVE-2020-5234
4.8
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H
Summary
MessagePack for C# and Unity before version 1.9.11 and 2.1.90 has a vulnerability where untrusted data can lead to DoS attack due to hash collisions and stack overflow. Review the linked GitHub Security Advisory for more information and remediation steps.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| neuecc | MessagePack | < 1.9.11 | affected |
| neuecc | MessagePack | >= 2.0.0, < 2.1.90 | affected |
| neuecc | MessagePack.ImmutableCollection | < 1.9.11 | affected |
| neuecc | MessagePack.ImmutableCollection | >= 2.0.0, < 2.1.90 | affected |
| neuecc | MessagePack.ReactiveProperty | < 1.9.11 | affected |
| neuecc | MessagePack.ReactiveProperty | >= 2.0.0, < 2.1.90 | affected |
| neuecc | MessagePack.UnityShims | < 1.9.11 | affected |
| neuecc | MessagePack.UnityShims | >= 2.0.0, < 2.1.90 | affected |
Weaknesses
- CWE-121: CWE-121: Stack-based Buffer Overflow
ADP Enrichment
CVE Program Container
Additional References
- https://github.com/neuecc/MessagePack-CSharp/security/advisories/GHSA-7q36-4xx7-xcxf
- https://github.com/neuecc/MessagePack-CSharp/commit/56fa86219d01d0a183babbbbcb34abbdea588a02
- https://github.com/neuecc/MessagePack-CSharp/issues/810
- https://github.com/neuecc/MessagePack-CSharp/commit/f88684078698386df02204f13faeff098a61f007
References
- https://github.com/neuecc/MessagePack-CSharp/security/advisories/GHSA-7q36-4xx7-xcxf
- https://github.com/neuecc/MessagePack-CSharp/commit/56fa86219d01d0a183babbbbcb34abbdea588a02
- https://github.com/neuecc/MessagePack-CSharp/issues/810
- https://github.com/neuecc/MessagePack-CSharp/commit/f88684078698386df02204f13faeff098a61f007
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