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CVE-2008-5828

20
FAUCET Score

CVE-2008-5828 describes an information disclosure vulnerability in Microsoft Windows Live Messenger Client 8.5.1 and earlier, specifically when using MSN Protocol Version 15 (MSNP15) over a NAT session. Attackers can remotely discover internal IP addresses and port numbers by reading specific header fields. This vulnerability has a CVSS score of 5.0, indicating a medium severity, with a network attack vector, low complexity, and a partial impact on confidentiality. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 8.5.1CPE matchmatch criteria
cpe:2.3:a:microsoft:windows_live_messenger:*:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:a:microsoft:windows_live_messenger:8.0:*:*:*:*:*:*:*
8.1CPE matchmatch criteria
cpe:2.3:a:microsoft:windows_live_messenger:8.1:*:*:*:*:*:*:*
8.5CPE matchmatch criteria
cpe:2.3:a:microsoft:windows_live_messenger:8.5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
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
14.30%
Probability of exploitation in next 30 days
EPSS Percentile
96.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.1430 is in the 96th percentile among its peer group of 23,701 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

securityreason.com / securityalert/4862
securityfocus.com / archive/1/499624/100/0/threaded