PatchTheCVECVE-2007-0673: LGSERVER.EXE in BrightStor ARCserve Backup for Laptops & Desktops r11.1 allows remote attackers to cause a den
49
This month
HIGH 7.8DOWNGRADEDOWNGRADEDOWNGRADE
CVE-2007-0673 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 ARCserve Backup for Laptops & Desktops r11.1 allows remote attackers to cause a denial of service (daemon crash) via a value of 0xFFFFFFFF at a certain point in an authentication negotiation packet, which results in an out-of-bounds read.
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 | 3.3% (top 12%) |
| CISA exploited list | No |
| Weakness | CWE-119 |
| Published | 2007-02-03 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated 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.
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-2007-0673?
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-2007-0673 being exploited?
CVE-2007-0673 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-2007-0673 affect?
CVE-2007-0673 affects brightstor arcserve backup laptops desktops, business protection suite, desktop management suite. Severity is high (CVSS 7.8). LGSERVER.EXE in BrightStor ARCserve Backup for Laptops & Desktops r11.1 allows remote attackers to cause a denial of service (daemon crash) via a value of 0xFFFFFFFF at a certain point in an authentication negotiation packet, which results
How urgent is CVE-2007-0673?
Priority 49/100. High severity
Related CVEs
- CVE-2008-1472 HIGH 9.3 DOWNGRADE DOWNGRADE Stack-based buffer overflow in the ListCtrl ActiveX Control (ListCtrl.ocx), as used in multiple CA products in
- CVE-2007-5006 HIGH 10.0 DOWNGRADE DOWNGRADE Multiple command handlers in CA (Computer Associates) BrightStor ARCserve Backup for Laptops and Desktops r11.
- CVE-2007-5005 HIGH 10.0 DOWNGRADE DOWNGRADE Directory traversal vulnerability in rxRPC.dll in CA (Computer Associates) BrightStor ARCserve Backup for Lapt
- CVE-2007-5004 HIGH 9.3 DOWNGRADE DOWNGRADE Integer overflow in CA (Computer Associates) BrightStor ARCserve Backup for Laptops and Desktops r11.0 through
- CVE-2007-5003 HIGH 10.0 DOWNGRADE DOWNGRADE Multiple stack-based buffer overflows in CA (Computer Associates) BrightStor ARCserve Backup for Laptops and D