Off-by-one buffer overflow in Dovecot 1.0test53 through 1.0.rc14, and possibly other versions, when index files are used and mmap_disable is set to "yes," allows remote authenticated IMAP or POP3 users to cause a denial of service (crash) via unspecified vectors involving the cache file
Published Nov 20, 2006
5.0
MEDIUMCVSS 2.0
EPSS 2.69%
Description
Off-by-one buffer overflow in Dovecot 1.0test53 through 1.0.rc14, and possibly other versions, when index files are used and mmap_disable is set to "yes," allows remote authenticated IMAP or POP3 users to cause a denial of service (crash) via unspecified vectors involving the cache file.
Affected products
No data.
- 1.0
- 1.0.alpha1
- 1.0.alpha2
- 1.0.alpha3
- 1.0.alpha4
- 1.0.alpha5
- 1.0.beta1
- 1.0.beta2
- 1.0.beta3
- 1.0.beta4
- 1.0.beta5
- 1.0.beta6
- 1.0.beta7
- 1.0.beta8
- 1.0.beta9
- 1.0.rc1
- 1.0.rc2
- 1.0.rc3
- 1.0.rc4
- 1.0.rc5
- 1.0.rc6
- 1.0.rc7
- 1.0.rc8
- 1.0.rc9
- 1.0.rc10
- 1.0.rc11
- 1.0.rc12
- 1.0.rc13
- 1.0.rc14
- 1.0.test53
- 1.0.test54
- 1.0.test55
- 1.0.test56
- 1.0.test57
- 1.0.test58
- 1.0.test59
- 1.0.test60
- 1.0.test61
- 1.0.test62
- 1.0.test63
- 1.0.test64
- 1.0.test65
- 1.0.test66
- 1.0.test67
- 1.0.test68
- 1.0.test69
- 1.0.test70
- 1.0.test71
- 1.0.test72
- 1.0.test73
- 1.0.test74
- 1.0.test75
- 1.0.test76
- 1.0.test77
- 1.0.test78
- 1.0.test79
- 1.0.test80
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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.69% (0.02692) | 85.37th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.54% (0.02542) | 82.88th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.99% (0.01990) | 82.42th | v4 (v2025.03.14) |
| Dec 17, 2024 | 7.52% (0.07520) | 94.09th | v3 (v2023.03.01) |
| Jan 16, 2024 | 15.20% (0.15195) | 95.31th | v3 (v2023.03.01) |
| Nov 1, 2023 | 12.59% (0.12593) | 94.84th | v3 (v2023.03.01) |
| Sep 24, 2023 | 13.36% (0.13356) | 94.90th | v3 (v2023.03.01) |
| Aug 17, 2023 | 11.18% (0.11176) | 94.43th | v3 (v2023.03.01) |
| Jul 10, 2023 | 11.24% (0.11239) | 94.40th | v3 (v2023.03.01) |
| Apr 24, 2023 | 9.81% (0.09806) | 93.91th | v3 (v2023.03.01) |
| Mar 7, 2023 | 9.22% (0.09224) | 93.66th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.78% (0.03779) | 85.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.78% (0.03779) | 84.01th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.78% (0.03779) | 67.21th | v2 (v2022.01.01) |
No CWE recorded.
References (14)
- http://dovecot.org/list/dovecot-news/2006-November/000023.html mailing-listx_refsource_MLIST
- http://dovecot.org/pipermail/dovecot-news/2006-November/000024.html mailing-listx_refsource_MLISTPatch
- http://secunia.com/advisories/23007 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/23150 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/23172 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/23213 third-party-advisoryx_refsource_SECUNIA
- http://securitytracker.com/id?1017288 vdb-entryx_refsource_SECTRACK
- http://www.novell.com/linux/security/advisories/2006_73_mono.html vendor-advisoryx_refsource_SUSE
- http://www.securityfocus.com/archive/1/452081/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/21183/info vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/usn-387-1 vendor-advisoryx_refsource_UBUNTU
- http://www.vupen.com/english/advisories/2006/4614 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/30433 vdb-entryx_refsource_XF
- https://issues.rpath.com/browse/RPL-802 x_refsource_CONFIRM
Change history (0)
No recorded changes yet.