CVE-2002-0210: setlicense for TOLIS Group Backup and Restore Utility (BRU) 17.0 allows local users to overwrite arbitrary fil

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HIGH 7.2DOWNGRADE

CVE-2002-0210 is a high-severity flaw (CVSS 7.2) affecting bru. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

setlicense for TOLIS Group Backup and Restore Utility (BRU) 17.0 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/brutest.$$ temporary file.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.2 (High)
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Published	2002-05-16
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: tolis group

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

Am I affected?

Timeline

2002-05-16 04:00 UTCPublished CVE record published
2026-06-16 21:57 UTCUpdated Record last modified

tolis group bru DOWNGRADE

Affected: 17.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 17.0

1. Check installed version

apt-cache policy bru || rpm -q bru || bru --version

2. No fixed release: DOWNGRADE to a release before 17.0 (Debian / Ubuntu)

apt-cache madison bru sudo apt install bru=<VERSION_BEFORE_17.0> sudo apt-mark hold bru

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

dnf --showduplicates list bru sudo dnf downgrade bru-<VERSION_BEFORE_17.0> sudo dnf versionlock add bru

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: BRU 17.0 - SetLicense Script Insecure Temporary File Symbolic Link

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-2002-0210?

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

Is CVE-2002-0210 being exploited?

CVE-2002-0210 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-2002-0210 affect?

CVE-2002-0210 affects bru. Severity is high (CVSS 7.2). setlicense for TOLIS Group Backup and Restore Utility (BRU) 17.0 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/brutest.$$ temporary file.

How urgent is CVE-2002-0210?

Priority 45/100. High severity; Public exploit reference

Related CVEs

CVE-2003-0584 HIGH 7.2 UPGRADE Format string vulnerability in Backup and Restore Utility for Unix (BRU) 17.0 and earlier, when running setuid
CVE-2003-0583 HIGH 7.2 UPGRADE Buffer overflow in Backup and Restore Utility for Unix (BRU) 17.0 and earlier, when running setuid, allows loc
CVE-2002-1512 MEDIUM 6.2 DOWNGRADE xbru in BRU Workstation 17.0 allows local users to overwrite arbitrary files and gain root privileges via a sy
CVE-2000-0537 HIGH 7.2 DOWNGRADE BRU backup software allows local users to append data to arbitrary files by specifying an alternate configurat

References

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