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CVE-2010-1256

40
FAUCET Score

CVE-2010-1256 is an unspecified memory corruption vulnerability affecting Microsoft IIS 6.0, 7.0, and 7.5 when Extended Protection for Authentication is enabled. This flaw allows remote authenticated attackers to execute arbitrary code through unknown vectors related to "token checking." With a CVSS score of 8.5, it is a high-severity vulnerability, requiring authentication but potentially leading to complete compromise of confidentiality, integrity, and availability. Despite its high risk, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
6.0CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_information_server:6.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

8.5HIGH

AV:N/AC:M/Au:S/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Exploitability Score
6.8
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
28.21%
Probability of exploitation in next 30 days
EPSS Percentile
97.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.2821 is in the 98th percentile among its peer group of 1,162 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.microsoft.com / en-us/security-updates/securitybulletins/2010/ms10-040
exchange.xforce.ibmcloud.com / vulnerabilities/58864
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7149
securityfocus.com / bid/40573
us-cert.gov / cas/techalerts/TA10-159B.html
US Government Resource