How severe is CVE-2015-6843?

CVE-2015-6843 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2015-6843 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6843?

CVE-2015-6843 affects Emc Sourceone Email Supervisor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-6843?

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

When was CVE-2015-6843 published?

CVE-2015-6843 was published on 2015-10-18 and last updated on 2026-06-17.

CVE-2015-6843

CVE-2015-6843 is a medium-severity vulnerability in Emc Sourceone Email Supervisor with a CVSS 2.0 base score of 5.0. 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 2.0 base score 5.0)
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Emc Sourceone Email Supervisor
Published: 2015-10-18
Last modified: 2026-06-17

Description

Reviewer in EMC SourceOne Email Supervisor before 7.2 does not properly limit attempts to authenticate, which makes it easier for remote attackers to obtain access via a brute-force approach.

Frequently asked questions

What is CVE-2015-6843?: Reviewer in EMC SourceOne Email Supervisor before 7.2 does not properly limit attempts to authenticate, which makes it easier for remote attackers to obtain access via a brute-force approach.
How severe is CVE-2015-6843?: CVE-2015-6843 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2015-6843 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6843?: CVE-2015-6843 affects Emc Sourceone Email Supervisor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-6843?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-6843 published?: CVE-2015-6843 was published on 2015-10-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:emc:sourceone_email_supervisor:*:*:*:*:*:*:*:*

More vulnerabilities in Emc Sourceone Email Supervisor

CVE-2015-6845 — High (CVSS 7.5): EMC SourceOne Email Supervisor before 7.2 does not properly employ random values for session IDs, which makes it easier…
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CVE-2015-6844 — Medium (CVSS 4.3): Cross-site scripting (XSS) vulnerability in Reviewer in EMC SourceOne Email Supervisor before 7.2 allows remote…

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