CVE-2010-3971
What it is
Use-after-free vulnerability in the CSharedStyleSheet::Notify function in the Cascading Style Sheets (CSS) parser in mshtml.dll, as used in Microsoft Internet Explorer 6 through 8 and other products, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a self-referential @import rule in a stylesheet, aka "CSS Memory Corruption Vulnerability."
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 81.7% chance of exploitation in the next 30 days (EPSS). Higher than most.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 81.7% in the next 30 days (EPSS).
- Severity: 9.3 HIGH (CVSS).
- Fix: a patch or advisory is linked.
- It meets the bar for Drop everything: critical, and exploited or very likely to be.
Details
- Published
- Last modified
- Exploit probability
- 81.7% · EPSS, next 30 days
- Weakness
- CWE-399
- Record status
- Modified
Affected
- Microsoft Internet Explorer 7
- Microsoft Internet Explorer 8
Attack profile CVSS 2.0 · 9.3
- Attack vector
- Network
- Complexity
- Medium
- Authentication
- None
- Confidentiality
- Complete
- Integrity
- Complete
- Availability
- Complete
Raw vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2010-3971.md and follow it. Check whether this project is affected by CVE-2010-3971. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://secunia.com/advisories/42510
- http://www.vupen.com/english/advisories/2010/3156
- http://secunia.com/advisories/42510
- http://www.vupen.com/english/advisories/2010/3156
References
- http://blogs.technet.com/b/srd/archive/2011/01/07/assessing-the-risk-of-public-issues-currently-being-tracked-by-the-msrc.aspx
- http://seclists.org/fulldisclosure/2010/Dec/110
- http://secunia.com/advisories/42510
- http://support.avaya.com/css/P8/documents/100127294
- http://www.breakingpointsystems.com/community/blog/ie-vulnerability/
- http://www.exploit-db.com/exploits/15708
- http://www.exploit-db.com/exploits/15746
- http://www.kb.cert.org/vuls/id/634956
- http://www.microsoft.com/technet/security/advisory/2488013.mspx
- http://www.securityfocus.com/bid/45246
- http://www.securitytracker.com/id?1024922
- http://www.vupen.com/english/advisories/2010/3156
- http://www.vupen.com/english/advisories/2011/0318
- http://www.wooyun.org/bugs/wooyun-2010-0885
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-003
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12382
- http://blogs.technet.com/b/srd/archive/2011/01/07/assessing-the-risk-of-public-issues-currently-being-tracked-by-the-msrc.aspx
- http://seclists.org/fulldisclosure/2010/Dec/110
- http://secunia.com/advisories/42510
- http://support.avaya.com/css/P8/documents/100127294
- http://www.breakingpointsystems.com/community/blog/ie-vulnerability/
- http://www.exploit-db.com/exploits/15708
- http://www.exploit-db.com/exploits/15746
- http://www.kb.cert.org/vuls/id/634956
- http://www.microsoft.com/technet/security/advisory/2488013.mspx