# Freeswitch

- [DVRTC v0.2.0: pbx2 and SIP SQL injection](/blog/dvrtc-v0-2-0-adds-pbx2-and-sql-injection.md) (2026-04-21)
- [New White Paper: DTLS "ClientHello" Race Conditions in WebRTC Implementations](/blog/webrtc-hello-race-conditions-paper.md) (2024-10-15)
- [A Novel DoS Vulnerability affecting WebRTC Media Servers](/blog/novel-dos-vulnerability-affecting-webrtc-media-servers.md) (2024-06-25)
- [FreeSWITCH: denial of service via DTLS Hello packets during call initiation](/advisories/ES2023-02-freeswitch-dtls-hello-race.md) (2023-12-22)
- [Exploiting CVE-2022-0778, a bug in OpenSSL vis-à-vis WebRTC platforms](/blog/exploiting-cve-2022-0778-in-openssl-vs-webrtc-platforms.md) (2022-04-08)
- [Killing bugs ... one vulnerability report at a time](/blog/killing-bugs-one-vulnerability-report-at-a-time.md) (2021-10-29)
- [ClueCon: FreeSWITCH Security Advisories](/blog/freeswitch-advisories-presentation.md) (2021-10-25)
- [FreeSWITCH: denial of service via invalid SRTP packets](/advisories/ES2021-09-freeswitch-srtp-dos.md) (2021-10-25)
- [FreeSWITCH: denial of service via SIP flooding](/advisories/ES2021-06-freeswitch-flood-dos.md) (2021-10-25)
- [FreeSWITCH: SIP digest leak for configured gateways](/advisories/ES2021-05-freeswitch-vulnerable-to-SIP-digest-leak.md) (2021-10-25)
- [FreeSWITCH: unauthenticated SIP MESSAGE requests allow spam and spoofing](/advisories/ES2021-07-freeswitch-SIP-MESSAGE-without-auth.md) (2021-10-25)
- [FreeSWITCH: unauthenticated SIP SUBSCRIBE requests by default](/advisories/ES2021-08-freeswitch-SIP-SUBSCRIBE-without-auth.md) (2021-10-25)