CVE-2018-12076: A vulnerability in the UPC bar code of the Avanti Markets MarketCard could allow an unauthenticated, local att

Routine

MEDIUM 4.2MITIGATE

CVE-2018-12076 is a medium-severity flaw (CVSS 4.2) affecting market card. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability in the UPC bar code of the Avanti Markets MarketCard could allow an unauthenticated, local attacker to access funds within the customer's MarketCard balance, and also could lead to Customer Information Disclosure. The vulnerability is due to lack of proper validation of the UPC bar code present on the MarketCard. An attacker could exploit this vulnerability by generating a copy of a customer's bar code. An exploit could allow the

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.2 (Medium)
Attack vector	Physical
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 80%)
CISA exploited list	No
Weakness	CWE-200
Published	2018-12-13
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: avantimarkets

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

Am I affected?

Timeline

2018-12-13 19:29 UTCPublished CVE record published
2026-06-17 01:37 UTCUpdated Record last modified

avantimarkets market card MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy market-card || rpm -q market-card || market-card --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2018-12076?

market card: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-12076 being exploited?

CVE-2018-12076 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-2018-12076 affect?

CVE-2018-12076 affects market card. Severity is medium (CVSS 4.2). A vulnerability in the UPC bar code of the Avanti Markets MarketCard could allow an unauthenticated, local attacker to access funds within the customer's MarketCard balance, and also could lead to Customer Information Disclosure. The vulner

How urgent is CVE-2018-12076?

Priority 20/100. No elevated risk signals yet.

References

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