CVE-2012-6509: Unrestricted file upload vulnerability in NetArt Media Car Portal 3.0 allows remote attackers to execute arbit

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HIGH 7.5DOWNGRADE

CVE-2012-6509 is a high-severity flaw (CVSS 7.5) affecting car portal. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Unrestricted file upload vulnerability in NetArt Media Car Portal 3.0 allows remote attackers to execute arbitrary PHP code by uploading a file a double extension, as demonstrated by .php%00.jpg.

Why this priority

High severity
EPSS top 6%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	6.8% (top 6%)
CISA exploited list	No
Published	2013-01-24
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: netartmedia

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

Am I affected?

Timeline

2013-01-24 01:55 UTCPublished CVE record published
2026-06-16 23:48 UTCUpdated Record last modified

netartmedia car portal DOWNGRADE

Affected: 3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0

1. Check installed version

apt-cache policy car-portal || rpm -q car-portal || car-portal --version

2. No fixed release: DOWNGRADE to a release before 3.0 (Debian / Ubuntu)

apt-cache madison car-portal sudo apt install car-portal=<VERSION_BEFORE_3.0> sudo apt-mark hold car-portal

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

dnf --showduplicates list car-portal sudo dnf downgrade car-portal-<VERSION_BEFORE_3.0> sudo dnf versionlock add car-portal

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: Car Portal CMS 3.0 - Multiple Vulnerabilities

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-2012-6509?

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

Is CVE-2012-6509 being exploited?

CVE-2012-6509 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-2012-6509 affect?

CVE-2012-6509 affects car portal. Severity is high (CVSS 7.5). Unrestricted file upload vulnerability in NetArt Media Car Portal 3.0 allows remote attackers to execute arbitrary PHP code by uploading a file a double extension, as demonstrated by .php%00.jpg.

How urgent is CVE-2012-6509?

Priority 55/100. High severity; EPSS top 6%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2012-6510 MEDIUM 4.3 DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in NetArt Media Car Portal 3.0 allow remote attackers to i
CVE-2012-6508 MEDIUM 6.8 DOWNGRADE Multiple cross-site request forgery (CSRF) vulnerabilities in NetArt Media Car Portal 3.0 allow remote attacke
CVE-2010-3418 MEDIUM 4.3 UPGRADE Multiple cross-site scripting (XSS) vulnerabilities in NetArt Media Car Portal 2.0 and earlier allow remote at
CVE-2009-0395 HIGH 7.5 DOWNGRADE SQL injection vulnerability in the login feature in NetArt Media Car Portal 1.0 allows remote attackers to exe
CVE-2008-5310 HIGH 7.5 DOWNGRADE SQL injection vulnerability in image.php in NetArt Media Car Portal 2.0 allows remote attackers to execute arb

References

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