CVE-2020-24918: A buffer overflow in the RTSP service of the Ambarella Oryx RTSP Server 2020-01-07 allows an unauthenticated a

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2020-24918 is a critical-severity flaw (CVSS 9.8) affecting oryx rtsp server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A buffer overflow in the RTSP service of the Ambarella Oryx RTSP Server 2020-01-07 allows an unauthenticated attacker to send a crafted RTSP request, with a long digest authentication header, to execute arbitrary code in parse_authentication_header() in libamprotocol-rtsp.so.1 in rtsp_svc (or cause a crash). This allows remote takeover of a Furbo Dog Camera, for example. NOTE: The vendor states that the RTSP library is used for DEMO only, using i

Why this priority

Critical severity
EPSS top 9%: very likely to be exploited
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	4.4% (top 9%)
CISA exploited list	No
Weakness	CWE-120
Published	2021-04-30
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: ambarella

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-04-30 12:15 UTCPublished CVE record published
2026-06-17 03:06 UTCUpdated Record last modified

ambarella oryx rtsp server DOWNGRADE

Affected: 2020-01-07

Fixed in: no fixed release known

Safe to downgrade to: a release before 2020-01-07

1. Check installed version

apt-cache policy oryx-rtsp-server || rpm -q oryx-rtsp-server || oryx-rtsp-server --version

2. No fixed release: DOWNGRADE to a release before 2020-01-07 (Debian / Ubuntu)

apt-cache madison oryx-rtsp-server sudo apt install oryx-rtsp-server=<VERSION_BEFORE_2020-01-07> sudo apt-mark hold oryx-rtsp-server

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list oryx-rtsp-server sudo dnf downgrade oryx-rtsp-server-<VERSION_BEFORE_2020-01-07> sudo dnf versionlock add oryx-rtsp-server

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-24918?

oryx rtsp server: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-24918 being exploited?

CVE-2020-24918 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-24918 affect?

CVE-2020-24918 affects oryx rtsp server. Severity is critical (CVSS 9.8). A buffer overflow in the RTSP service of the Ambarella Oryx RTSP Server 2020-01-07 allows an unauthenticated attacker to send a crafted RTSP request, with a long digest authentication header, to execute arbitrary code in parse_authenticatio

How urgent is CVE-2020-24918?

Priority 67/100. Critical severity; EPSS top 9%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

References

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