Unrated severityNVD Advisory· Published Jun 29, 2020· Updated Aug 4, 2024
Improper Initialization in coturn
CVE-2020-4067
Description
In coturn before version 4.5.1.3, there is an issue whereby STUN/TURN response buffer is not initialized properly. There is a leak of information between different client connections. One client (an attacker) could use their connection to intelligently query coturn to get interesting bytes in the padding bytes from the connection of another client. This has been fixed in 4.5.1.3.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- osv-coords2 versionspkg:rpm/opensuse/coturn&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/coturn&distro=openSUSE%20Tumbleweed
< 4.5.1.3-lp152.2.3.1+ 1 more
- (no CPE)range: < 4.5.1.3-lp152.2.3.1
- (no CPE)range: < 4.5.2-2.2
Patches
Vulnerability mechanics
References
9- lists.opensuse.org/opensuse-security-announce/2020-07/msg00010.htmlmitrevendor-advisoryx_refsource_SUSE
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5G35UBNSRLL6SYRTODYTMBJ65TLQILUM/mitrevendor-advisoryx_refsource_FEDORA
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNJJO77ZLGGFJWNUGP6VDG5HPAC5UDBK/mitrevendor-advisoryx_refsource_FEDORA
- usn.ubuntu.com/4415-1/mitrevendor-advisoryx_refsource_UBUNTU
- www.debian.org/security/2020/dsa-4711mitrevendor-advisoryx_refsource_DEBIAN
- github.com/coturn/coturn/blob/aab60340b201d55c007bcdc853230f47aa2dfdf1/ChangeLogmitrex_refsource_MISC
- github.com/coturn/coturn/issues/583mitrex_refsource_MISC
- github.com/coturn/coturn/security/advisories/GHSA-c8r8-8vp5-6gcmmitrex_refsource_CONFIRM
- lists.debian.org/debian-lts-announce/2020/07/msg00002.htmlmitremailing-listx_refsource_MLIST
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