CVE-2017-11882: high-severity vulnerability in Microsoft Office
Published · Updated
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100Vexday Risk Score
Patch now. It under exploitation confirmed by CISA, has a working public exploit and 12 threat group(s) use it.
ssvc Actcvss 7.8epss 100%
from disclosure to weapon4 days
Published on NVDNov 15
1st PoC+4d
metasploitNov 15
CISA KEV+1449d
Who exploits it — 12
Groups known to exploit this vulnerability (MITRE ATT&CK attribution).
APT / StateAPT32🇻🇳 MITRE ATT&CK
APT / StateAPT41🇨🇳 MITRE ATT&CK
APT / StateBITTER🇨🇳 MITRE ATT&CK
APT / StateCobalt Group MITRE ATT&CK
APT / StateConfucius MITRE ATT&CK
APT / StateInception🇷🇺 MITRE ATT&CK
APT / StateLeviathan🇨🇳 MITRE ATT&CK
APT / StatePatchwork🇮🇳 MITRE ATT&CK
APT / StateSaint Bear🇷🇺 MITRE ATT&CK
APT / StateSidewinder🇨🇳 MITRE ATT&CK
APT / StateTonto Team🇨🇳 MITRE ATT&CK
APT / StateTropic Trooper MITRE ATT&CK
Action required by CISAfederal deadline: 2022-05-03
Apply updates per vendor instructions.
In short
Microsoft Office versions fail to safely manage memory, allowing attackers to run malicious code when a user opens a specially crafted document. This vulnerability affects multiple Office versions and can lead to complete compromise of user data and system access.
Technical detail
A memory corruption vulnerability in Microsoft Office 2007 SP3, 2010 SP2, 2013 SP1, and 2016 allows arbitrary code execution in the current user's context through improper object handling. The attack vector is document-based (CWE-119), requiring user interaction to open a malicious file, with impact including data theft and privilege escalation.
Summary generated and translated by AI from the official description.
The full analysis of this CVE is available in Portuguese →
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.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Microsoft Corporation · Microsoft Officepublic PoCs found — 76
exploitdbwww.exploit-db.com/exploits/43163unverifiedgithubgithub.com/Ridter/CVE-2017-11882★ 535githubgithub.com/embedi/CVE-2017-11882★ 495githubgithub.com/rip1s/CVE-2017-11882★ 330githubgithub.com/rxwx/CVE-2018-0802★ 270githubgithub.com/Ridter/RTF_11882_0802★ 166githubgithub.com/0x09AL/CVE-2017-11882-metasploit★ 98githubgithub.com/starnightcyber/CVE-2017-11882★ 44githubgithub.com/BlackMathIT/2017-11882_Generator★ 34githubgithub.com/likekabin/CVE-2018-0802_CVE-2017-11882★ 11githubgithub.com/Retr0-code/SignHere★ 6githubgithub.com/littlebin404/CVE-2017-11882★ 5githubgithub.com/zhouat/cve-2017-11882★ 4githubgithub.com/Shadowshusky/CVE-2017-11882-★ 2githubgithub.com/ChaitanyaHaritash/CVE-2017-11882★ 2githubgithub.com/ekgg/Overflow-Demo-CVE-2017-11882★ 2githubgithub.com/tzwlhack/CVE-2017-11882★ 1githubgithub.com/Sunqiz/CVE-2017-11882-reproduction★ 1githubgithub.com/Abdibimantara/Maldoc-Analysis★ 1githubgithub.com/wunmi-commits/phishing-analysis-thm★ 0githubgithub.com/pixelofapicture/001-Malware-Analysis-CVE-2017-11882★ 0githubgithub.com/jadeapar/Dragonfish-s-Malware-Cyber-Analysis★ 0githubgithub.com/Mo200909/Office-Malware-Forensics-Lab-REMnux-Static-Analysis★ 0githubgithub.com/HZachev/ABC★ 0githubgithub.com/Grey-Li/CVE-2017-11882★ 0githubgithub.com/lisinan988/CVE-2017-11882-exp★ 0githubgithub.com/qy1202/https-github.com-Ridter-CVE-2017-11882-★ 0githubgithub.com/HaoJame/CVE-2017-11882★ 0githubgithub.com/ActorExpose/CVE-2017-11882★ 0githubgithub.com/nhuynhuy/cve-2017-11882★ 0githubgithub.com/j0lama/CVE-2017-11882★ 0githubgithub.com/xdrake1010/CVE-2017-11882-Preventer★ 0githubgithub.com/likekabin/CVE-2017-11882★ 0githubgithub.com/herbiezimmerman/CVE-2017-11882-Possible-Remcos-Malspam★ 0githubgithub.com/chanbin/CVE-2017-11882★ 0githubgithub.com/DONKEY0xSHOT/CVE-2017-11882-Blocker★ 0githubgithub.com/CSC-pentest/cve-2017-11882★ 0githubgithub.com/legendsec/CVE-2017-11882-for-Kali★ 0githubgithub.com/SyedaQuratulain098/factura-malware-analysis-lab★ 0githubgithub.com/danielakin417/CVE-2017-11882-analysis★ 0vulncheckvulncheck.com/xdb/f1dea32cd138unverifiedcve_referencewww.exploit-db.com/exploits/43163/unverifiedvulncheckvulncheck.com/xdb/1d994aebc6f7unverifiedvulncheckvulncheck.com/xdb/2289a5f14fd6unverifiedvulncheckvulncheck.com/xdb/560639fdbb7bunverifiedvulncheckvulncheck.com/xdb/7b4a8e276f3cunverifiedvulncheckvulncheck.com/xdb/f3e789735124unverifiedvulncheckvulncheck.com/xdb/2c706d9ab4e2unverifiedvulncheckvulncheck.com/xdb/b3ad597422b2unverifiedvulncheckvulncheck.com/xdb/b7c60553adc6unverifiedvulncheckvulncheck.com/xdb/f99472e3e149unverifiedvulncheckvulncheck.com/xdb/29dd95b375f6unverifiedvulncheckvulncheck.com/xdb/5df312e9ad12unverifiedvulncheckvulncheck.com/xdb/d93a547121d8unverifiedvulncheckvulncheck.com/xdb/1beb5af7f34cunverifiedvulncheckvulncheck.com/xdb/bd4146cb3e92unverifiedvulncheckvulncheck.com/xdb/b33af3e3d9b8unverifiedvulncheckvulncheck.com/xdb/ce6706b8e64funverifiedvulncheckvulncheck.com/xdb/e74b79fd3ee0unverifiedvulncheckvulncheck.com/xdb/e792aa5f248aunverifiedvulncheckvulncheck.com/xdb/a5ab3a44d45bunverifiedvulncheckvulncheck.com/xdb/5df1c82ae620unverifiedvulncheckvulncheck.com/xdb/94f46950b1a7unverifiedvulncheckvulncheck.com/xdb/047b151c3f07unverifiedvulncheckvulncheck.com/xdb/a5f8a5153c43unverifiedvulncheckvulncheck.com/xdb/40468e8cc38aunverifiedvulncheckvulncheck.com/xdb/a22f4f0b4f81unverifiedvulncheckvulncheck.com/xdb/ea0b976f167funverifiedvulncheckvulncheck.com/xdb/884e21913154unverifiedvulncheckvulncheck.com/xdb/1ac59b46e457unverifiedvulncheckvulncheck.com/xdb/e3d7500258d5unverifiedvulncheckvulncheck.com/xdb/5695a65bd9edunverifiedvulncheckvulncheck.com/xdb/09bbc90e9042unverifiedvulncheckvulncheck.com/xdb/f148343ee61bunverifiedvulncheckvulncheck.com/xdb/bb4b6671d8cfunverifiedvulncheckvulncheck.com/xdb/6d9fa563e4f7unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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References
http://reversingminds-blog.logdown.com/posts/3907313-fileless-attack-in-word-without-macros-cve-2017-11882https://0patch.blogspot.com/2017/11/did-microsoft-just-manually-patch-their.htmlhttps://0patch.blogspot.com/2017/11/official-patch-for-cve-2017-11882-meets.htmlhttps://github.com/0x09AL/CVE-2017-11882-metasploithttps://github.com/embedi/CVE-2017-11882https://github.com/rxwx/CVE-2017-11882https://github.com/unamer/CVE-2017-11882https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11882https://researchcenter.paloaltonetworks.com/2017/12/unit42-analysis-of-cve-2017-11882-exploit-in-the-wild/https://web.archive.org/web/20181104111128/https://embedi.com/blog/skeleton-closet-ms-office-vulnerability-you-didnt-know-about/https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11882https://www.exploit-db.com/exploits/43163/