CVE-2006-0693: Multiple SQL injection vulnerabilities in rb_auth.php in Roberto Butti CALimba 0.99.2 beta and earlier allow r

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HIGH 7.5DOWNGRADE

CVE-2006-0693 is a high-severity flaw (CVSS 7.5) affecting calimba. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple SQL injection vulnerabilities in rb_auth.php in Roberto Butti CALimba 0.99.2 beta and earlier allow remote attackers to execute arbitrary SQL commands and bypass login authentication via the (1) login and (2) password parameters.

Why this priority

High severity

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.5% (top 26%)
CISA exploited list	No
Published	2006-02-15
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: roberto butti

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

Am I affected?

Timeline

2006-02-15 11:06 UTCPublished CVE record published
2026-06-16 22:21 UTCUpdated Record last modified

roberto butti calimba DOWNGRADE

Affected: 0.99.1 · 0.99.2_beta

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.99.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.99.1 (Debian / Ubuntu)

apt-cache madison calimba sudo apt install calimba=<VERSION_BEFORE_0.99.1> sudo apt-mark hold calimba

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

dnf --showduplicates list calimba sudo dnf downgrade calimba-<VERSION_BEFORE_0.99.1> sudo dnf versionlock add calimba

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.

Quick answers

How do I fix CVE-2006-0693?

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

Is CVE-2006-0693 being exploited?

CVE-2006-0693 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-2006-0693 affect?

CVE-2006-0693 affects calimba. Severity is high (CVSS 7.5). Multiple SQL injection vulnerabilities in rb_auth.php in Roberto Butti CALimba 0.99.2 beta and earlier allow remote attackers to execute arbitrary SQL commands and bypass login authentication via the (1) login and (2) password parameters.

How urgent is CVE-2006-0693?

Priority 45/100. High severity

Software pages

PHP vulnerabilities

References

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