How severe is CVE-2015-2505?

CVE-2015-2505 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2015-2505 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2505?

CVE-2015-2505 primarily affects Microsoft Exchange Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-2505?

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

When was CVE-2015-2505 published?

CVE-2015-2505 was published on 2015-09-09 and last updated on 2026-06-17.

CVE-2015-2505

CVE-2015-2505 is a medium-severity vulnerability in Microsoft Exchange Server with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 18% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 18% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Microsoft Exchange Server
Published: 2015-09-09
Last modified: 2026-06-17

Description

Outlook Web Access (OWA) in Microsoft Exchange Server 2013 Cumulative Update 8 and 9 and SP1 allows remote attackers to obtain sensitive stacktrace information via a crafted request, aka "Exchange Information Disclosure Vulnerability."

Frequently asked questions

What is CVE-2015-2505?: Outlook Web Access (OWA) in Microsoft Exchange Server 2013 Cumulative Update 8 and 9 and SP1 allows remote attackers to obtain sensitive stacktrace information via a crafted request, aka "Exchange Information Disclosure Vulnerability."
How severe is CVE-2015-2505?: CVE-2015-2505 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2015-2505 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-2505?: CVE-2015-2505 primarily affects Microsoft Exchange Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-2505?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-2505 published?: CVE-2015-2505 was published on 2015-09-09 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_8:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_9:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server:2013:sp1:*:*:*:*:*:*

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