CVE-2005-4802: Flexbackup 1.2.1 and earlier allows local users to overwrite files and execute code via a symlink attack on te

Q: How do I fix CVE-2005-4802?

flexbackup: upgrade to newer than 1.2.1. Exact commands for each OS are on this page.

Q: Is CVE-2005-4802 being exploited?

CVE-2005-4802 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2005-4802 affect?

CVE-2005-4802 affects flexbackup. Severity is medium (CVSS 4.6). Flexbackup 1.2.1 and earlier allows local users to overwrite files and execute code via a symlink attack on temporary files. NOTE: the raw source referenced an incorrect candidate number; this is the correct number to use.

Q: How urgent is CVE-2005-4802?

Priority 33/100. Public exploit reference

Routine

MEDIUM 4.6UPGRADE

CVE-2005-4802 is a medium-severity flaw (CVSS 4.6) affecting flexbackup. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Flexbackup 1.2.1 and earlier allows local users to overwrite files and execute code via a symlink attack on temporary files. NOTE: the raw source referenced an incorrect candidate number; this is the correct number to use.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.6 (Medium)
EPSS exploit chance	0.6% (top 53%)
CISA exploited list	No
Published	2005-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: flexbackup

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

Am I affected?

Timeline

2005-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:19 UTCUpdated Record last modified

flexbackup flexbackup UPGRADE

Affected: <= 1.2.1

Fixed in: newer than 1.2.1

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 1.2.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade flexbackup

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flexbackup

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2005-4802?

flexbackup: upgrade to newer than 1.2.1. Exact commands for each OS are on this page.

Is CVE-2005-4802 being exploited?

CVE-2005-4802 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-2005-4802 affect?

CVE-2005-4802 affects flexbackup. Severity is medium (CVSS 4.6). Flexbackup 1.2.1 and earlier allows local users to overwrite files and execute code via a symlink attack on temporary files. NOTE: the raw source referenced an incorrect candidate number; this is the correct number to use.

How urgent is CVE-2005-4802?

Priority 33/100. Public exploit reference

References

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