CVE-2017-11882: Microsoft Office Memory Corruption Vulnerability

CISA Known Exploited Vulnerabilities

Name

Microsoft Office Memory Corruption Vulnerability

Vendor

Microsoft

Product

Office

Added to the catalog

2021-11-03

Due date for US federal agencies

2022-05-03

Weaknesses

CWE-119

Catalog version

2026.10.30

Microsoft Office contains a memory corruption vulnerability that allows remote code execution in the context of the current user.

Required action (CISA)

Apply updates per vendor instructions.

Ransomware use: CISA marks this vulnerability as known to be used in ransomware campaigns. CISA does not say which group used it.

Links in CISA's notes

• https://nvd.nist.gov/vuln/detail/CVE-2017-11882

Read on 2026-11-02T23:39:54.475Z under licence cisa-kev-cc0@b0067899 from https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

NVD analysis

Status

Analyzed

Published

2017-11-15T03:29:01.890

Last modified

2026-06-17T01:02:31.500

Weaknesses

CWE-119

Microsoft Office 2007 Service Pack 3, Microsoft Office 2010 Service Pack 2, Microsoft Office 2013 Service Pack 1, and Microsoft Office 2016 allow an attacker to run arbitrary code in the context of the current user by failing to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11884.

References

• http://reversingminds-blog.logdown.com/posts/3907313-fileless-attack-in-word-without-macros-cve-2017-11882 (Exploit, Third Party Advisory)
• http://www.securityfocus.com/bid/101757 (Third Party Advisory, VDB Entry)
• http://www.securitytracker.com/id/1039783 (Third Party Advisory, VDB Entry)
• https://0patch.blogspot.com/2017/11/did-microsoft-just-manually-patch-their.html (Exploit, Third Party Advisory)
• https://0patch.blogspot.com/2017/11/official-patch-for-cve-2017-11882-meets.html (Exploit, Patch, Third Party Advisory)
• https://github.com/0x09AL/CVE-2017-11882-metasploit (Exploit, Third Party Advisory)
• https://github.com/embedi/CVE-2017-11882 (Exploit, Third Party Advisory)
• https://github.com/rxwx/CVE-2017-11882 (Exploit, Third Party Advisory)
• https://github.com/unamer/CVE-2017-11882 (Exploit, Third Party Advisory)
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11882 (Patch, Vendor Advisory)
• https://researchcenter.paloaltonetworks.com/2017/12/unit42-analysis-of-cve-2017-11882-exploit-in-the-wild/ (Exploit, Third Party Advisory)
• https://web.archive.org/web/20181104111128/https://embedi.com/blog/skeleton-closet-ms-office-vulnerability-you-didnt-know-about/ (Exploit, Mitigation, Third Party Advisory)
• https://www.exploit-db.com/exploits/43163/ (Exploit, Third Party Advisory, VDB Entry)
• https://www.kb.cert.org/vuls/id/421280 (Third Party Advisory, US Government Resource)
• http://reversingminds-blog.logdown.com/posts/3907313-fileless-attack-in-word-without-macros-cve-2017-11882 (Exploit, Third Party Advisory)
• http://www.securityfocus.com/bid/101757 (Third Party Advisory, VDB Entry)
• http://www.securitytracker.com/id/1039783 (Third Party Advisory, VDB Entry)
• https://0patch.blogspot.com/2017/11/did-microsoft-just-manually-patch-their.html (Exploit, Third Party Advisory)
• https://0patch.blogspot.com/2017/11/official-patch-for-cve-2017-11882-meets.html (Exploit, Patch, Third Party Advisory)
• https://github.com/0x09AL/CVE-2017-11882-metasploit (Exploit, Third Party Advisory)
• https://github.com/embedi/CVE-2017-11882 (Exploit, Third Party Advisory)
• https://github.com/rxwx/CVE-2017-11882 (Exploit, Third Party Advisory)
• https://github.com/unamer/CVE-2017-11882 (Exploit, Third Party Advisory)
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11882 (Patch, Vendor Advisory)
• https://researchcenter.paloaltonetworks.com/2017/12/unit42-analysis-of-cve-2017-11882-exploit-in-the-wild/ (Exploit, Third Party Advisory)
• https://web.archive.org/web/20181104111128/https://embedi.com/blog/skeleton-closet-ms-office-vulnerability-you-didnt-know-about/ (Exploit, Mitigation, Third Party Advisory)
• https://www.exploit-db.com/exploits/43163/ (Exploit, Third Party Advisory, VDB Entry)
• https://www.kb.cert.org/vuls/id/421280 (Third Party Advisory, US Government Resource)
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11882 (US Government Resource)

This product uses the NVD API but is not endorsed or certified by the NVD.

Read on 2026-11-02T23:41:35.381Z under licence nvd-api-terms-of-use@ff2a5288 from https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2017-11882

CVE record

Assigner

microsoft

State

PUBLISHED

Published

2017-11-15T03:00:00.000Z

Updated

2025-10-21T23:55:30.163Z

Problem types

Remote Code Execution

Microsoft Office 2007 Service Pack 3, Microsoft Office 2010 Service Pack 2, Microsoft Office 2013 Service Pack 1, and Microsoft Office 2016 allow an attacker to run arbitrary code in the context of the current user by failing to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11884.

References

• https://github.com/embedi/CVE-2017-11882
• https://github.com/unamer/CVE-2017-11882
• http://reversingminds-blog.logdown.com/posts/3907313-fileless-attack-in-word-without-macros-cve-2017-11882
• https://github.com/rxwx/CVE-2017-11882
• 101757
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11882
• https://researchcenter.paloaltonetworks.com/2017/12/unit42-analysis-of-cve-2017-11882-exploit-in-the-wild/
• 1039783
• VU#421280
• https://0patch.blogspot.com/2017/11/did-microsoft-just-manually-patch-their.html
• https://0patch.blogspot.com/2017/11/official-patch-for-cve-2017-11882-meets.html
• https://github.com/0x09AL/CVE-2017-11882-metasploit
• 43163
• https://web.archive.org/web/20181104111128/https://embedi.com/blog/skeleton-closet-ms-office-vulnerability-you-didnt-know-about/

Read on 2026-11-03T00:34:46.590Z under licence cve-terms-of-use@81bfa2f3 from https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2017/11xxx/CVE-2017-11882.json

Detection rules (SigmaHQ)

SigmaHQ rules whose own tags name this CVE. Each rule page shows the rule as its author published it.

• Droppers Exploiting CVE-2017-11882 (status stable, level critical)

Defensive techniques (MITRE D3FEND)

D3FEND maps these defensive techniques to the weakness (CWE) that NVD lists for this CVE, through the digital artifacts the weakness affects. D3FEND does not say they stop this vulnerability.

MITRE D3FEND™ knowledge graph. © 2025 The MITRE Corporation.
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