MEDIUM
Dovecot: DoS (excessive CPU use) by processing email message with huge header
Published May 20, 2010
5.0
MEDIUMCVSS 2.0
EPSS 3.08%
Description
Unspecified vulnerability in Dovecot 1.2.x before 1.2.11 allows remote attackers to cause a denial of service (CPU consumption) via long headers in an e-mail message.
Affected products
No data.
OR
- 1.2.0
- 1.2.1
- 1.2.2
- 1.2.3
- 1.2.4
- 1.2.5
- 1.2.6
- 1.2.7
- 1.2.8
- 1.2.9
- 1.2.10
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.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.08% 0.03078
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.03078
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.08% (0.03078) | 87.23th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.08% (0.03078) | 85.92th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.88% (0.01880) | 81.52th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.05% (0.03050) | 77.75th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.88% (0.01880) | 81.94th | v4 (v2025.03.14) |
| Dec 12, 2024 | 6.08% (0.06084) | 93.79th | v3 (v2023.03.01) |
| Mar 7, 2023 | 6.08% (0.06084) | 92.35th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
Weaknesses (1)
References (13)
- http://dovecot.org/list/dovecot-news/2010-March/000152.html mailing-listx_refsource_MLISTPatchVendor Advisory
- http://dovecot.org/pipermail/dovecot/2010-February/047190.html mailing-listx_refsource_MLIST
- http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html vendor-advisoryx_refsource_SUSE
- http://marc.info/?l=oss-security&m=127013715227551&w=2 mailing-listx_refsource_MLIST
- http://security-tracker.debian.org/tracker/CVE-2010-0745 x_refsource_CONFIRM
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:104 vendor-advisoryx_refsource_MANDRIVA
- http://www.openwall.com/lists/oss-security/2010/03/10/6 mailing-listx_refsource_MLIST
- http://www.vupen.com/english/advisories/2010/1107 vdb-entryx_refsource_VUPENVendor Advisory
- http://www.vupen.com/english/advisories/2010/1226 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2010-0745 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=572268 x_refsource_CONFIRMIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2010-0745
- https://www.cve.org/CVERecord?id=CVE-2010-0745
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published May 20, 2010
Updated Aug 7, 2024
Reserved Feb 26, 2010
Link CVE-2010-0745
CISA Vulnrichment
Updated n/a