What is the CVSS score of CVE-2020-24214?

CVE-2020-24214 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 35.4%.

Is there a public PoC exploit available for CVE-2020-24214?

Yes, a public proof-of-concept exploit is available for CVE-2020-24214. Prioritise patching immediately. EPSS: 35.4%.

Iptv H 264 Video Encoder Firmware CVE-2020-24214

CRITICAL

2020-10-06 cve@mitre.org

Buffer Overflow Iptv H 264 Video Encoder Firmware Iptv H 265 Video Encoder Firmware H 264 Iptv Encoder 1080P 60Hz Firmware Vecaster Hd H264 Firmware Vecaster Hd Hevc Firmware Vecaster 4K Hevc Firmware Vecaster Hd Sdi Firmware

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Oct 06, 2020 - 13:15 nvd

CRITICAL 9.8

DescriptionNVD

AnalysisAI

An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders. Attackers can send a crafted unauthenticated RTSP request to cause a buffer overflow and application crash. The device will not be able to perform its main purpose of video encoding and streaming for up to a minute, until it automatically reboots. Attackers can send malicious requests once a minute, effectively disabling the device. Affected products include: Szuray Iptv\/H.264 Video Encoder Firmware, Szuray Iptv\/H.265 Video Encoder Firmware, Jtechdigital H.264 Iptv Encoder 1080P\@60Hz Firmware, Provideoinstruments Vecaster-Hd-H264 Firmware, Provideoinstruments Vecaster-Hd-Hevc Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.