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CVE-2007-1533

19
FAUCET Score

CVE-2007-1533 describes a vulnerability in the Teredo implementation of Microsoft Windows Vista, where the same nonce is reused across different UDP ports during a solicitation session. This flaw simplifies brute-force attacks for remote attackers seeking to spoof the nonce, potentially leading to unauthorized access or manipulation. With a CVSS score of 5.0 (AV:N/AC:L/Au:N/C:N/I:P/A:N), it indicates a network-exploitable vulnerability with low attack complexity, requiring no authentication, and primarily impacting integrity. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, suggesting it is not a high-profile threat.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_vista:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
10.62%
Probability of exploitation in next 30 days
EPSS Percentile
95.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1062 is in the 94th percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

osvdb.org / 33666
securityfocus.com / archive/1/462793/100/0/threaded
securityfocus.com / archive/1/464617/100/0/threaded
securityfocus.com / bid/23301
symantec.com / avcenter/reference/Vista_Network_Attack_Surface_RTM.pdf
symantec.com / enterprise/security_response/weblog/2007/04/microsofts_inaccurate_teredo_d.html