CVE-2006-2405: Directory traversal vulnerability in unb_lib/abbc.conf.php in Unclassified NewsBoard (UNB) 1.6.1 patch 1 and e

Q: How do I fix CVE-2006-2405?

unclassified newsboard: upgrade to newer than 1.6.1_patch1. Exact commands for each OS are on this page.

Q: Is CVE-2006-2405 being exploited?

CVE-2006-2405 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-2006-2405 affect?

CVE-2006-2405 affects unclassified newsboard. Severity is medium (CVSS 6.8). Directory traversal vulnerability in unb_lib/abbc.conf.php in Unclassified NewsBoard (UNB) 1.6.1 patch 1 and earlier, when register_globals is enabled, allows remote attackers to include arbitrary files via .. (dot dot) sequences and a trai

Q: How urgent is CVE-2006-2405?

Priority 51/100. Public exploit reference

This month

MEDIUM 6.8UPGRADE

CVE-2006-2405 is a medium-severity flaw (CVSS 6.8) affecting unclassified newsboard. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in unb_lib/abbc.conf.php in Unclassified NewsBoard (UNB) 1.6.1 patch 1 and earlier, when register_globals is enabled, allows remote attackers to include arbitrary files via .. (dot dot) sequences and a trailing null byte (%00) in the ABBC[Config][smileset] parameter to unb_lib/abbc.css.php.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	3.4% (top 11%)
CISA exploited list	No
Published	2006-05-16
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: unclassified newsboard

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

Am I affected?

Timeline

2006-05-16 10:02 UTCPublished CVE record published
2026-06-16 22:24 UTCUpdated Record last modified

unclassified newsboard unclassified newsboard UPGRADE

Affected: <= 1.6.1_patch1 · 1.5.3 · 1.5.3_patch3 · 1.5.3a · 1.6.1

Fixed in: newer than 1.6.1_patch1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy unclassified-newsboard || rpm -q unclassified-newsboard || unclassified-newsboard --version

2. UPGRADE to newer than 1.6.1_patch1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade unclassified-newsboard

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade unclassified-newsboard

Note

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

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: Unclassified NewsBoard 1.6.1 patch 1 - Local File Inclusion

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-2006-2405?

unclassified newsboard: upgrade to newer than 1.6.1_patch1. Exact commands for each OS are on this page.

Is CVE-2006-2405 being exploited?

CVE-2006-2405 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-2006-2405 affect?

CVE-2006-2405 affects unclassified newsboard. Severity is medium (CVSS 6.8). Directory traversal vulnerability in unb_lib/abbc.conf.php in Unclassified NewsBoard (UNB) 1.6.1 patch 1 and earlier, when register_globals is enabled, allows remote attackers to include arbitrary files via .. (dot dot) sequences and a trai

How urgent is CVE-2006-2405?

Priority 51/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2009-1947 HIGH 7.5 DOWNGRADE SQL injection vulnerability in the UnbDbEncode function in unb_lib/database.lib.php in Unclassified NewsBoard
CVE-2007-1597 MEDIUM 5.0 DOWNGRADE Unclassified NewsBoard 1.6.3 stores sensitive information under the web root with insufficient access control,
CVE-2006-2406 LOW 2.6 UPGRADE Directory traversal vulnerability in bb_lib/abbc.css.php in Unclassified NewsBoard (UNB) 1.5.3-d and possibly
CVE-2005-3686 HIGH 7.5 UPGRADE SQL injection vulnerability in search.inc.php in Unclassified NewsBoard before 1.5.3 Patch 4 allows remote att
CVE-2005-2855 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in Unclassified NewsBoard 1.5.3 allows remote attackers to inject arb

References

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