CVE-2006-4601: SQL injection vulnerability in index.php in Annuaire 1Two 2.2 allows remote attackers to execute arbitrary SQL

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HIGH 7.5DOWNGRADE

CVE-2006-4601 is a high-severity flaw (CVSS 7.5) affecting 1two. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in index.php in Annuaire 1Two 2.2 allows remote attackers to execute arbitrary SQL commands via the id parameter.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Published	2006-09-07
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: annuaire

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

Am I affected?

Timeline

2006-09-07 00:04 UTCPublished CVE record published
2026-06-16 22:29 UTCUpdated Record last modified

annuaire 1two DOWNGRADE

Affected: 2.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.2

1. Check installed version

apt-cache policy 1two || rpm -q 1two || 1two --version

2. No fixed release: DOWNGRADE to a release before 2.2 (Debian / Ubuntu)

apt-cache madison 1two sudo apt install 1two=<VERSION_BEFORE_2.2> sudo apt-mark hold 1two

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

dnf --showduplicates list 1two sudo dnf downgrade 1two-<VERSION_BEFORE_2.2> sudo dnf versionlock add 1two

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: Annuaire 1Two 2.2 - SQL Injection

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-2006-4601?

1two: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-4601 being exploited?

CVE-2006-4601 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-2006-4601 affect?

CVE-2006-4601 affects 1two. Severity is high (CVSS 7.5). SQL injection vulnerability in index.php in Annuaire 1Two 2.2 allows remote attackers to execute arbitrary SQL commands via the id parameter.

How urgent is CVE-2006-4601?

Priority 49/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2005-1975 MEDIUM 4.3 UPGRADE Multiple cross-site scripting (XSS) vulnerabilities in Annuaire 1Two 1.1 and earlier allow remote attackers to

References

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