How severe is CVE-2018-12076?

CVE-2018-12076 has a CVSS 3.x base score of 4.2, rated medium severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-12076 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12076?

CVE-2018-12076 affects Avantimarkets Market Card. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-12076?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-12076 published?

CVE-2018-12076 was published on 2018-12-13 and last updated on 2026-06-17.

CVE-2018-12076

CVE-2018-12076 is a medium-severity vulnerability in Avantimarkets Market Card with a CVSS 3.x base score of 4.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 3.x base score 4.2)
CVSS v2: 1.9
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Avantimarkets Market Card
Published: 2018-12-13
Last modified: 2026-06-17

Description

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 attacker to access all funds located within the MarketCard or allow unauthenticated disclosure of information.

Frequently asked questions

What is CVE-2018-12076?: 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 attacker to access all funds located within the MarketCard or allow unauthenticated disclosure of information.
How severe is CVE-2018-12076?: CVE-2018-12076 has a CVSS 3.x base score of 4.2, rated medium severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-12076 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12076?: CVE-2018-12076 affects Avantimarkets Market Card. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-12076?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-12076 published?: CVE-2018-12076 was published on 2018-12-13 and last updated on 2026-06-17.

References

https://sorsnce.com/2018/11/13/announcing-cve-2018-12076/

Affected products (1)

cpe:2.3:a:avantimarkets:market_card:*:*:*:*:*:*:*:*

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