| Name | CVE-2020-6061 |
| Description | An exploitable heap overflow vulnerability exists in the way CoTURN 4.5.1.1 web server parses POST requests. A specially crafted HTTP POST request can lead to information leaks and other misbehavior. An attacker needs to send an HTTPS request to trigger this vulnerability. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DSA-4711-1 |
| NVD severity | high |
| Debian Bugs | 951876 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| coturn (PTS) | stretch | 4.5.0.5-1+deb9u1 | vulnerable |
| stretch (security) | 4.5.0.5-1+deb9u2 | fixed | |
| buster | 4.5.1.1-1.1 | vulnerable | |
| buster (security) | 4.5.1.1-1.1+deb10u1 | fixed | |
| bullseye, sid | 4.5.1.3-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| coturn | source | (unstable) | 4.5.1.1-1.2 | 951876 | ||
| coturn | source | buster | 4.5.1.1-1.1+deb10u1 | DSA-4711-1 | ||
| coturn | source | jessie | (not affected) | |||
| coturn | source | stretch | 4.5.0.5-1+deb9u2 | DSA-4711-1 |
[jessie] - coturn <not-affected> (Vulnerable code introduced later)
https://talosintelligence.com/vulnerability_reports/TALOS-2020-0984
https://github.com/coturn/coturn/commit/51a7c2b9bf924890c7a3ff4db9c4976c5a93340a