CVE-2026-118689
highOvenMediaEngine through 0.21.0 contains a denial of service vulnerability in OvtPacket::LoadHeader() that allows unauthenticated attackers to stall connections…
OvenMediaEngine through 0.21.0 contains a denial of service vulnerability in OvtPacket::LoadHeader() that allows unauthenticated attackers to stall connections by sending payload_length values above 32750. Attackers can send crafted OVT packets to the OVT listener to hold connections open indefinitely and accumulate buffered memory, disrupting origin-to-edge stream relay.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/OvenMediaLabs/OvenMediaEngine disclosure@vulncheck.com
- https://github.com/OvenMediaLabs/OvenMediaEngine/blob/v0.21.0/src/modules/ovt_packetizer/o... disclosure@vulncheck.com
- https://github.com/OvenMediaLabs/OvenMediaEngine/blob/v0.21.0/src/modules/ovt_packetizer/o... disclosure@vulncheck.com
- https://github.com/OvenMediaLabs/OvenMediaEngine/commit/ce316146d668a934217f25c777289ca256... disclosure@vulncheck.com
- https://github.com/OvenMediaLabs/OvenMediaEngine/issues/2330 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/ovenmediaengine-through-0.21.0-ovt-relay-dos-via-over... disclosure@vulncheck.com