CVE-2015-6839

CVE-2015-6839 is a medium-severity vulnerability in Grupo Msa Vot.ar with a CVSS 3.x base score of 4.6. 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-20.

Key facts

Description

The parse function in MSA vot.Ar 3.1 does not check whether a candidate receives more than one vote, which allows physically proximate attackers to cast multiple votes for a candidate via a crafted RFID ballot tag.

Frequently asked questions

What is CVE-2015-6839?
The parse function in MSA vot.Ar 3.1 does not check whether a candidate receives more than one vote, which allows physically proximate attackers to cast multiple votes for a candidate via a crafted RFID ballot tag.
How severe is CVE-2015-6839?
CVE-2015-6839 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2015-6839 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6839?
CVE-2015-6839 affects Grupo Msa Vot.ar. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-6839?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-6839 published?
CVE-2015-6839 was published on 2017-10-23 and last updated on 2026-06-17.

References

Affected products (1)

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