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CVE-2005-2830

29
FAUCET Score

CVE-2005-2830 describes a vulnerability in Microsoft Internet Explorer versions 5.01, 5.5, and 6. When configured to use an HTTPS proxy server requiring Basic Authentication, these browsers transmit URLs in cleartext, exposing sensitive information to remote attackers. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication or complex attack vectors to achieve a partial confidentiality impact. Despite its age and a high FAUCET Risk Score, there is no evidence of active exploitation, public exploit code, or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
6.0CPE matchmatch criteria
cpe:2.3:a:microsoft:ie:6.0:sp1:*:*:*:*:*:*
5.0.1CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:5.0.1:sp4:*:*:*:*:*:*
5.5CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:5.5:sp2:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:*

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
35.49%
Probability of exploitation in next 30 days
EPSS Percentile
98.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.3549 is in the 98th percentile among its peer group of 23,705 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

docs.microsoft.com / en-us/security-updates/securitybulletins/2005/ms05-054
secunia.com / advisories/15368
secunia.com / advisories/18064
secunia.com / advisories/18311
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/23451
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1097
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1101
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1143
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1317
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1435
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1521
support.avaya.com / elmodocs2/security/ASA-2005-234.pdf
www130.nortelnetworks.com / cgi-bin/eserv/cs/main.jsp
securityfocus.com / bid/15825
Patch
vupen.com / english/advisories/2005/2867
vupen.com / english/advisories/2005/2909