10

CVE-2007-2815: microsoft internet_information_services

CVSS: 10.0v2.0HighModified
Published 22-05-2007Last modified 07-08-2024
Open JSON

Vulnerability summary

CVE-2007-2815 is a high (CVSS 10.0) vulnerability in microsoft internet_information_services. EPSS estimates a 73.35% chance of exploitation in the next 30 days, higher than 99.4% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
90/100
0100
Critical · default modelHow is this calculated?
CVSS score
10.0/10
010
High · v2.0 (NVD)
EPSS score
73.35%
0%100%
Critical · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1exploit-database

Timeline

  1. 22-05-2007
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

The "hit-highlighting" functionality in webhits.dll in Microsoft Internet Information Services (IIS) Web Server 5.0 only uses Windows NT ACL configuration, which allows remote attackers to bypass NTLM and basic authentication mechanisms and access private web directories via the CiWebhitsfile parameter to null.htw.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

73.35%

Chance of exploitation in the next 30 days

Percentile

99%

Versus all other CVEs

30-day change

0.00 pp

From 73.35% on 19-09-2026

19-09-202619-10-2026
EPSS score
73.35%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • exploit-databaseremotewindowsVerified

    Microsoft IIS 5.1 - Hit Highlighting Authentication Bypass

    Maturity: weaponized

Weaknesses

CWE · root cause

Affected systems

Microsoft1 product

1 vendor · 1 product

References

5 links