RCE in Microsoft Internet Explorer
CVE-2012-1876
Microsoft Internet Explorer 6 through 9, and 10 Consumer Preview, does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by attempting to access a nonexistent object, leading to a heap-based buffer overflow, aka "Col Element Remote Code Execution Vulnerability," as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2012.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.650 (99.2th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.650 · newest: 0.650 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.us-cert.gov/cas/techalerts/TA12-164A.html (US Government Resource, third-party-advisory)
- pwn2own.zerodayinitiative.com/status.html
- arstechnica.com/business/news/2012/03/ie-9-on-latest-windows-gets-stomped-at-ha…
- docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-037 (vendor-advisory)
- www.zdnet.com/blog/security/pwn2own-2012-ie-9-hacked-with-two-0day-vulnerabilit…
- twitter.com/vupen/statuses/177895844828291073
- oval.cisecurity.org/repository/search/definition/oval:org.mitre.oval:def:15539 (signature, vdb-entry)
Frequently asked questions
- What is CVE-2012-1876?
- CVE-2012-1876 is a vulnerability in Microsoft Internet Explorer, classified under Code Injection. Published 2012-06-12.
- Is CVE-2012-1876 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.