Is CVE-2015-1770 in the CISA KEV catalog?

Yes. CVE-2015-1770 is on the CISA Known Exploited Vulnerabilities list, added 2022-03-28.

What is the CVSS severity of CVE-2015-1770?

CVE-2015-1770 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2015-1770?

CVE-2015-1770 has an EPSS score of 35.10% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2015-1770

HIGHCISA KEVEPSS 98th pctl

8.8

CVSS v3

NVD

Description

Microsoft Office 2013 SP1 and 2013 RT SP1 allows remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Uninitialized Memory Use Vulnerability."

CWE-824

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

35.10%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Microsoft Office Uninitialized Memory Use Vulnerability

Microsoft Office allows remote attackers to execute arbitrary code via a crafted Office document.

Apply updates per vendor instructions.

Remediation due: 2022-04-18

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-22.