CVE-2024-0887: A vulnerability, which was classified as problematic, has been found in Mafiatic Blue Server 1.1

This week

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2024-0887 is a medium-severity flaw (CVSS 5.3) affecting blue server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as problematic, has been found in Mafiatic Blue Server 1.1. Affected by this issue is some unknown functionality of the component Connection Handler. The manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-252038 is the identifier assigned to this vulnerability.

Why this priority

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	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.1% (top 34%)
CISA exploited list	No
Weakness	CWE-404
Published	2024-01-25
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: mafiatic

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

Am I affected?

Timeline

2024-01-25 22:15 UTCPublished CVE record published
2026-06-17 06:54 UTCUpdated Record last modified

mafiatic blue server DOWNGRADE

Affected: 1.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1

1. Check installed version

apt-cache policy blue-server || rpm -q blue-server || blue-server --version

2. No fixed release: DOWNGRADE to a release before 1.1 (Debian / Ubuntu)

apt-cache madison blue-server sudo apt install blue-server=<VERSION_BEFORE_1.1> sudo apt-mark hold blue-server

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

dnf --showduplicates list blue-server sudo dnf downgrade blue-server-<VERSION_BEFORE_1.1> sudo dnf versionlock add blue-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-2024-0887?

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

Is CVE-2024-0887 being exploited?

CVE-2024-0887 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-2024-0887 affect?

CVE-2024-0887 affects blue server. Severity is medium (CVSS 5.3). A vulnerability, which was classified as problematic, has been found in Mafiatic Blue Server 1.1. Affected by this issue is some unknown functionality of the component Connection Handler. The manipulation leads to denial of service. The att

How urgent is CVE-2024-0887?

Priority 45/100. Public exploit reference; Remotely exploitable, no login, no user action

References

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