IIS 4.0 and 5.0 .ASP pages send the same Session ID cookie for secure and insecure web sessions, which could allow remote attackers to hijack the secure web session of the user if that user moves to an insecure session, aka the "Session ID Cookie Marking" vulnerability
Published Jan 22, 2001
7.5
HIGHCVSS 2.0
EPSS 45.66%
Description
IIS 4.0 and 5.0 .ASP pages send the same Session ID cookie for secure and insecure web sessions, which could allow remote attackers to hijack the secure web session of the user if that user moves to an insecure session, aka the "Session ID Cookie Marking" vulnerability.
Affected products
No data.
- 4.0
- 5.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (24 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 45.66% (0.45657) | 98.76th | v5 (v2026.06.15) |
| Aug 17, 2026 | 45.66% (0.45657) | 98.69th | v5 (v2026.06.15) |
| Jul 29, 2026 | 43.55% (0.43548) | 98.61th | v5 (v2026.06.15) |
| Jul 26, 2026 | 30.94% (0.30938) | 98.07th | v5 (v2026.06.15) |
| Jul 12, 2026 | 43.55% (0.43548) | 98.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 45.66% (0.45657) | 98.64th | v5 (v2026.06.15) |
| Dec 28, 2025 | 38.46% (0.38460) | 97.09th | v4 (v2025.03.14) |
| Dec 27, 2025 | 20.31% (0.20307) | 95.36th | v4 (v2025.03.14) |
| Oct 28, 2025 | 38.46% (0.38460) | 97.05th | v4 (v2025.03.14) |
| Oct 27, 2025 | 20.31% (0.20307) | 95.28th | v4 (v2025.03.14) |
| Oct 17, 2025 | 38.46% (0.38460) | 97.05th | v4 (v2025.03.14) |
| Oct 16, 2025 | 30.70% (0.30700) | 96.47th | v4 (v2025.03.14) |
| Oct 1, 2025 | 38.46% (0.38460) | 97.15th | v4 (v2025.03.14) |
| Jul 30, 2025 | 20.31% (0.20307) | 95.28th | v4 (v2025.03.14) |
| May 14, 2025 | 38.46% (0.38460) | 97.03th | v4 (v2025.03.14) |
| Mar 30, 2025 | 41.71% (0.41711) | 97.15th | v4 (v2025.03.14) |
| Mar 29, 2025 | 28.40% (0.28400) | 94.46th | v4 (v2025.03.14) |
| Mar 17, 2025 | 41.71% (0.41711) | 97.11th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.70% (0.01697) | 88.25th | v3 (v2023.03.01) |
| Jun 12, 2024 | 1.70% (0.01697) | 87.78th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.70% (0.01697) | 85.78th | v3 (v2023.03.01) |
| Mar 6, 2023 | 14.29% (0.14286) | 95.83th | v2 (v2022.01.01) |
| Apr 1, 2022 | 14.29% (0.14286) | 95.46th | v2 (v2022.01.01) |
| Feb 4, 2022 | 14.29% (0.14286) | 91.00th | v2 (v2022.01.01) |
No CWE recorded.
References (4)
- http://www.acrossecurity.com/aspr/ASPR-2000-07-22-1-PUB.txt x_refsource_MISC
- http://www.osvdb.org/7265 vdb-entryx_refsource_OSVDB
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-080 vendor-advisoryx_refsource_MS
- https://exchange.xforce.ibmcloud.com/vulnerabilities/5396 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://www.acrossecurity.com/aspr/ASPR-2000-07-22-1-PUB.txt | x_refsource_MISC | |
| http://www.osvdb.org/7265 | vdb-entryx_refsource_OSVDB | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-080 | vendor-advisoryx_refsource_MS | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/5396 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.