CVE-2007-0672: LGSERVER.EXE in BrightStor Mobile Backup 4.0 allows remote attackers to cause a denial of service (disk consum

This month

HIGH 7.8DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2007-0672 is a high-severity flaw (CVSS 7.8) affecting brightstor arcserve backup laptops desktops, business protection suite, desktop management suite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

LGSERVER.EXE in BrightStor Mobile Backup 4.0 allows remote attackers to cause a denial of service (disk consumption and daemon hang) via a value of 0xFFFFFF7F at a certain point in an authentication negotiation packet, which writes a large amount of data to a .USX file in CA_BABLDdata\Server\data\transfer\.

Why this priority

High severity

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

Risk facts

CVSS score	7.8 (High)
EPSS exploit chance	2.8% (top 13%)
CISA exploited list	No
Published	2007-02-03
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: broadcom · ca

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2007-02-03 01:28 UTCPublished CVE record published
2026-06-16 22:36 UTCUpdated Record last modified

broadcom brightstor arcserve backup laptops desktops DOWNGRADE

Affected: 11.0 · 11.1 · 11.1 sp1

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.0

1. Check installed version

apt-cache policy brightstor-arcserve-backup-laptops-desktops || rpm -q brightstor-arcserve-backup-laptops-desktops || brightstor-arcserve-backup-laptops-desktops --version

2. No fixed release: DOWNGRADE to a release before 11.0 (Debian / Ubuntu)

apt-cache madison brightstor-arcserve-backup-laptops-desktops sudo apt install brightstor-arcserve-backup-laptops-desktops=<VERSION_BEFORE_11.0> sudo apt-mark hold brightstor-arcserve-backup-laptops-desktops

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

dnf --showduplicates list brightstor-arcserve-backup-laptops-desktops sudo dnf downgrade brightstor-arcserve-backup-laptops-desktops-<VERSION_BEFORE_11.0> sudo dnf versionlock add brightstor-arcserve-backup-laptops-desktops

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.

broadcom business protection suite DOWNGRADE

Affected: 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

apt-cache policy business-protection-suite || rpm -q business-protection-suite || business-protection-suite --version

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison business-protection-suite sudo apt install business-protection-suite=<VERSION_BEFORE_2.0> sudo apt-mark hold business-protection-suite

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

dnf --showduplicates list business-protection-suite sudo dnf downgrade business-protection-suite-<VERSION_BEFORE_2.0> sudo dnf versionlock add business-protection-suite

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.

broadcom desktop management suite DOWNGRADE

Affected: 11.0 · 11.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.0

1. Check installed version

apt-cache policy desktop-management-suite || rpm -q desktop-management-suite || desktop-management-suite --version

2. No fixed release: DOWNGRADE to a release before 11.0 (Debian / Ubuntu)

apt-cache madison desktop-management-suite sudo apt install desktop-management-suite=<VERSION_BEFORE_11.0> sudo apt-mark hold desktop-management-suite

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

dnf --showduplicates list desktop-management-suite sudo dnf downgrade desktop-management-suite-<VERSION_BEFORE_11.0> sudo dnf versionlock add desktop-management-suite

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.

broadcom desktop protection suite DOWNGRADE

Affected: 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

apt-cache policy desktop-protection-suite || rpm -q desktop-protection-suite || desktop-protection-suite --version

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison desktop-protection-suite sudo apt install desktop-protection-suite=<VERSION_BEFORE_2.0> sudo apt-mark hold desktop-protection-suite

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

dnf --showduplicates list desktop-protection-suite sudo dnf downgrade desktop-protection-suite-<VERSION_BEFORE_2.0> sudo dnf versionlock add desktop-protection-suite

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.

ca business protection suite DOWNGRADE

Affected: 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

apt-cache policy business-protection-suite || rpm -q business-protection-suite || business-protection-suite --version

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison business-protection-suite sudo apt install business-protection-suite=<VERSION_BEFORE_2.0> sudo apt-mark hold business-protection-suite

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

dnf --showduplicates list business-protection-suite sudo dnf downgrade business-protection-suite-<VERSION_BEFORE_2.0> sudo dnf versionlock add business-protection-suite

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-2007-0672?

brightstor arcserve backup laptops desktops: downgrade or apply the listed mitigation; business protection suite: downgrade or apply the listed mitigation; desktop management suite: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2007-0672 being exploited?

CVE-2007-0672 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-2007-0672 affect?

CVE-2007-0672 affects brightstor arcserve backup laptops desktops, business protection suite, desktop management suite. Severity is high (CVSS 7.8). LGSERVER.EXE in BrightStor Mobile Backup 4.0 allows remote attackers to cause a denial of service (disk consumption and daemon hang) via a value of 0xFFFFFF7F at a certain point in an authentication negotiation packet, which writes a large

How urgent is CVE-2007-0672?

Priority 49/100. High severity

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References

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