The Store Service in Microsoft Exchange 2000 allows remote attackers to cause a denial of service (CPU consumption) via a mail message with a malformed RFC message attribute, aka "Malformed Mail Attribute can Cause Exchange 2000 to Exhaust CPU Resources."
Published Apr 2, 2003
5.0
MEDIUMCVSS 2.0
EPSS 15.24%
Description
The Store Service in Microsoft Exchange 2000 allows remote attackers to cause a denial of service (CPU consumption) via a mail message with a malformed RFC message attribute, aka "Malformed Mail Attribute can Cause Exchange 2000 to Exhaust CPU Resources."
Affected products
No data.
- 2000
- 2000
- 2000
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:N/I:N/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 (31 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 15.24% (0.15239) | 96.66th | v5 (v2026.06.15) |
| Jun 15, 2026 | 15.24% (0.15239) | 96.33th | v5 (v2026.06.15) |
| Jun 9, 2026 | 21.35% (0.21349) | 95.81th | v4 (v2025.03.14) |
| Jun 7, 2026 | 25.77% (0.25765) | 96.36th | v4 (v2025.03.14) |
| Jun 5, 2026 | 21.35% (0.21349) | 95.80th | v4 (v2025.03.14) |
| Jun 4, 2026 | 25.77% (0.25765) | 96.35th | v4 (v2025.03.14) |
| Jun 3, 2026 | 21.35% (0.21349) | 95.80th | v4 (v2025.03.14) |
| May 26, 2026 | 25.77% (0.25765) | 96.33th | v4 (v2025.03.14) |
| May 24, 2026 | 21.35% (0.21349) | 95.77th | v4 (v2025.03.14) |
| May 13, 2026 | 25.77% (0.25765) | 96.31th | v4 (v2025.03.14) |
| Dec 29, 2025 | 21.35% (0.21349) | 95.51th | v4 (v2025.03.14) |
| Dec 28, 2025 | 25.77% (0.25765) | 96.07th | v4 (v2025.03.14) |
| Dec 27, 2025 | 18.09% (0.18087) | 94.98th | v4 (v2025.03.14) |
| Oct 28, 2025 | 25.77% (0.25765) | 96.00th | v4 (v2025.03.14) |
| Oct 27, 2025 | 18.09% (0.18087) | 94.90th | v4 (v2025.03.14) |
| Oct 1, 2025 | 25.77% (0.25765) | 96.09th | v4 (v2025.03.14) |
| Jul 30, 2025 | 18.09% (0.18087) | 94.90th | v4 (v2025.03.14) |
| Jul 26, 2025 | 25.77% (0.25765) | 96.00th | v4 (v2025.03.14) |
| Mar 30, 2025 | 20.68% (0.20680) | 95.11th | v4 (v2025.03.14) |
| Mar 29, 2025 | 18.92% (0.18917) | 92.29th | v4 (v2025.03.14) |
| Mar 19, 2025 | 20.68% (0.20680) | 94.88th | v4 (v2025.03.14) |
| Mar 17, 2025 | 16.32% (0.16324) | 94.35th | v4 (v2025.03.14) |
| Dec 17, 2024 | 78.67% (0.78670) | 98.48th | v3 (v2023.03.01) |
| Dec 12, 2024 | 0.59% (0.00589) | 78.99th | v3 (v2023.03.01) |
| May 18, 2024 | 0.70% (0.00703) | 80.25th | v3 (v2023.03.01) |
| Jan 29, 2024 | 0.70% (0.00703) | 78.25th | v3 (v2023.03.01) |
| Sep 11, 2023 | 0.72% (0.00716) | 78.16th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.59% (0.00586) | 74.85th | v3 (v2023.03.01) |
| Mar 6, 2023 | 11.68% (0.11676) | 95.15th | v2 (v2022.01.01) |
| Apr 1, 2022 | 11.68% (0.11676) | 94.76th | v2 (v2022.01.01) |
| Feb 4, 2022 | 11.68% (0.11676) | 88.93th | v2 (v2022.01.01) |
References (3)
- http://www.iss.net/security_center/static/9195.php vdb-entryx_refsource_XFBroken Link
- http://www.securityfocus.com/bid/4881 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-025 vendor-advisoryx_refsource_MSPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.iss.net/security_center/static/9195.php | vdb-entryx_refsource_XFBroken Link | |
| http://www.securityfocus.com/bid/4881 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-025 | vendor-advisoryx_refsource_MSPatchVendor Advisory |
Change history (0)
No recorded changes yet.