CVE-2017-20138: A vulnerability was found in Itech Auction Script 6.49

Routine

MEDIUM 6.3DOWNGRADE

CVE-2017-20138 is a medium-severity flaw (CVSS 6.3) affecting auction script. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in Itech Auction Script 6.49. It has been classified as critical. This affects an unknown part of the file /mcategory.php. The manipulation of the argument mcid with the input 4' AND 1734=1734 AND 'Ggks'='Ggks leads to sql injection (Blind). It is possible to initiate the attack remotely.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.7% (top 49%)
CISA exploited list	No
Weakness	CWE-89
Published	2022-07-16
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: itechscripts

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-07-16 07:15 UTCPublished CVE record published
2026-06-17 01:15 UTCUpdated Record last modified

itechscripts auction script DOWNGRADE

Affected: 6.49

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.49

1. Check installed version

apt-cache policy auction-script || rpm -q auction-script || auction-script --version

2. No fixed release: DOWNGRADE to a release before 6.49 (Debian / Ubuntu)

apt-cache madison auction-script sudo apt install auction-script=<VERSION_BEFORE_6.49> sudo apt-mark hold auction-script

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

dnf --showduplicates list auction-script sudo dnf downgrade auction-script-<VERSION_BEFORE_6.49> sudo dnf versionlock add auction-script

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-2017-20138?

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

Is CVE-2017-20138 being exploited?

CVE-2017-20138 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-2017-20138 affect?

CVE-2017-20138 affects auction script. Severity is medium (CVSS 6.3). A vulnerability was found in Itech Auction Script 6.49. It has been classified as critical. This affects an unknown part of the file /mcategory.php. The manipulation of the argument mcid with the input 4' AND 1734=1734 AND 'Ggks'='Ggks lead

How urgent is CVE-2017-20138?

Priority 35/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

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