01 Record
CVE-2013-3660
The EPATHOBJ::pprFlattenRec function in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1,
HighKEVPUBLISHEDCNA: mitre
CNA base score7.8 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
02 Description
The EPATHOBJ::pprFlattenRec function in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1,
03 Exploitation and scoring
- Exploitation
- Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2022-03-28. Federal remediation due 2022-04-18.
- SSVC decision
- ExploitationactiveCISA reports credible evidence of active exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 39.31% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 98.5% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2013-05-24 20:00Z13 YR AGO
- Last updated
- 2025-10-22 00:05Z1 YR AGO
- Reserved
- 2013-05-24
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.8)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
- Data version
- 5.1
- Document digest
- 7e90d02c51157f8dc4988b81239f9adea045e2d2e1745f19870666f336f4ca83
05 Affected products
VendorProductVersionsPlatforms
06 References
- archives.neohapsis.com20130517 Re: exploitation ideas under memory pressurehttp://archives.neohapsis.com/archives/fulldisclosure/2013-05/0094.html
- www.exploit-db.com25611http://www.exploit-db.com/exploits/25611/
- archives.neohapsis.com20130517 exploitation ideas under memory pressurehttp://archives.neohapsis.com/archives/fulldisclosure/2013-05/0090.html
- secunia.com53435http://secunia.com/advisories/53435
- www.osvdb.org93539http://www.osvdb.org/93539
- twitter.comhttp://twitter.com/taviso/statuses/309157606247768064
- www.computerworld.comhttp://www.computerworld.com/s/article/9239477
- www.theverge.comhttp://www.theverge.com/2013/5/23/4358400/google-engineer-bashes-microsoft-discloses-windows-flaw
- oval.cisecurity.orgoval:org.mitre.oval:def:17360https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17360
- www.reddit.comhttp://www.reddit.com/r/netsec/comments/1eqh66/0day_windows_kernel_epathobj_vulnerability/
- archives.neohapsis.com20130603 Re: exploitation ideas under memory pressurehttp://archives.neohapsis.com/archives/fulldisclosure/2013-06/0006.html
- www.us-cert.govTA13-190Ahttp://www.us-cert.gov/ncas/alerts/TA13-190A
- docs.microsoft.comMS13-053https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-053
- twitter.comhttp://twitter.com/taviso/statuses/335557286657400832
- www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-3660