CVE-2019-20786
Summary
| CVE | CVE-2019-20786 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2020-04-19 20:15:00 UTC |
| Updated | 2020-04-23 14:47:00 UTC |
| Description | handleIncomingPacket in conn.go in Pion DTLS before 1.5.2 lacks a check for application data with epoch 0, which allows remote attackers to inject arbitrary unencrypted data after handshake completion. |
Risk And Classification
Problem Types: CWE-287
NVD Known Affected Configurations (CPE 2.3)
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Analysis of DTLS Implementations Using Protocol State Fuzzing | USENIX | MISC | www.usenix.org | Third Party Advisory |
| www.usenix.org/system/files/sec20fall_fiterau-brostean_prepub.pdf | MISC | www.usenix.org | Exploit, Third Party Advisory |
| Comparing v1.5.1...v1.5.2 · pion/dtls · GitHub | MISC | github.com | Patch, Third Party Advisory |
| Assert that ApplicationData has epoch != 0 · pion/dtls@fd73a5d · GitHub | MISC | github.com | Patch, Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 982031 Go (go) Security Update for github.com/pion/dtls (GHSA-7gfg-6934-mqq2)