CVE-2015-1671

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.488 · 99 %ileEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV

Likely / severe?

48.8% (99th) EPSS

CVSS 9.3 · high

Is it mine?

28 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2022-05-25remediate by 2022-06-15

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-26

Microsoft Windows Remote Code Execution Vulnerability

The Windows DirectWrite library, as used in Microsoft .NET Framework 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2; Office 2007 SP3 and 2010 SP2; Live Meeting 2007 Console; Lync 2010; Lync 2010 Attendee; Lync 2013 SP1; Lync Basic 2013 SP1; Silverlight 5 before 5.1.40416.00; and Silverlight 5 Developer Runtime before 5.1.40416.00, allows remote attackers to execute arbitrary code via a crafted TrueType font, aka "TrueType Font Parsing Vulnerability."

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.18.8highAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondaryexploitability 1.8 · impact 5.9

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-19US

affected products (28)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Microsoft Corp Live Meeting≤ 2007fstec_bduRU
Microsoft Corp Microsoft .NET Framework 3.0 Service Pack 2all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 3.5all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 3.5.1all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.0all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.5all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.5.1all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.5.2all versionsfstec_bduRU
Microsoft Corp Microsoft Lync≤ 2010 Attendeefstec_bduRU
Microsoft Corp Microsoft Lync≤ Basic 2013 SP1fstec_bduRU
Microsoft Corp Microsoft Lync≤ 2010fstec_bduRU
Microsoft Corp Microsoft Lync≤ 2013 SP1fstec_bduRU
Microsoft Corp Microsoft Office 2007 Service Pack 3all versionsfstec_bduRU
Microsoft Corp Microsoft Office 2010 Service Pack 2all versionsfstec_bduRU
Microsoft Corp Silverlight≤ 5.1.40416.00fstec_bduRU
Microsoft Corp Silverlight≤ 1.40416.00 Developer Runtimefstec_bduRU
microsoft .net framework= 3.0nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 3.5nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 3.5.1nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*

showing 20 of 28

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2015-05-13modified 2026-06-17

references (8)

External citations — patches, advisories, analysis.

http://technet.microsoft.com/security/bulletin/MS15-044 cnnvd
http://www.securityfocus.com/bid/74490 enisa_euvd
http://www.securitytracker.com/id/1032281 enisa_euvd
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-044 enisa_euvd
http://www.securityfocus.com/bid/74490Broken LinkThird Party AdvisoryVDB Entrynvd
http://www.securitytracker.com/id/1032281Broken LinkThird Party AdvisoryVDB Entrynvd
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-044PatchVendor Advisorynvd
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1671US Government Resourcenvd

scry

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