CVE-2024-48809: An issue in Open Networking Foundations sdran-in-a-box v.1.4.3 and onos-a1t v.0.2.3 allows a remote attacker t

This week

HIGH 7.5REMOTEDOWNGRADEDOWNGRADE

CVE-2024-48809 is a high-severity flaw (CVSS 7.5) affecting onos-a1t, sdran-in-a-box. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue in Open Networking Foundations sdran-in-a-box v.1.4.3 and onos-a1t v.0.2.3 allows a remote attacker to cause a denial of service via the onos-a1t component of the sdran-in-a-box, specifically the DeleteWatcher function.

Why this priority

High severity
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	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-770
Published	2024-11-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: opennetworking

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

Am I affected?

Timeline

2024-11-04 17:15 UTCPublished CVE record published
2026-06-17 07:58 UTCUpdated Record last modified

opennetworking onos-a1t DOWNGRADE

Affected: 0.2.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.2.3

1. Check installed version

apt-cache policy onos-a1t || rpm -q onos-a1t || onos-a1t --version

2. No fixed release: DOWNGRADE to a release before 0.2.3 (Debian / Ubuntu)

apt-cache madison onos-a1t sudo apt install onos-a1t=<VERSION_BEFORE_0.2.3> sudo apt-mark hold onos-a1t

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

dnf --showduplicates list onos-a1t sudo dnf downgrade onos-a1t-<VERSION_BEFORE_0.2.3> sudo dnf versionlock add onos-a1t

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.

opennetworking sdran-in-a-box DOWNGRADE

Affected: 1.4.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.4.3

1. Check installed version

apt-cache policy sdran-in-a-box || rpm -q sdran-in-a-box || sdran-in-a-box --version

2. No fixed release: DOWNGRADE to a release before 1.4.3 (Debian / Ubuntu)

apt-cache madison sdran-in-a-box sudo apt install sdran-in-a-box=<VERSION_BEFORE_1.4.3> sudo apt-mark hold sdran-in-a-box

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

dnf --showduplicates list sdran-in-a-box sudo dnf downgrade sdran-in-a-box-<VERSION_BEFORE_1.4.3> sudo dnf versionlock add sdran-in-a-box

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-2024-48809?

onos-a1t: downgrade or apply the listed mitigation; sdran-in-a-box: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-48809 being exploited?

CVE-2024-48809 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-2024-48809 affect?

CVE-2024-48809 affects onos-a1t, sdran-in-a-box. Severity is high (CVSS 7.5). An issue in Open Networking Foundations sdran-in-a-box v.1.4.3 and onos-a1t v.0.2.3 allows a remote attacker to cause a denial of service via the onos-a1t component of the sdran-in-a-box, specifically the DeleteWatcher function.

How urgent is CVE-2024-48809?

Priority 48/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

← Back to latest CVEs