cyrus-imapd: Off-by-one error in prefix calculation in the mboxlist_do_find function
Published Sep 10, 2017
9.1
CRITICALCVSS 3.0
EPSS 2.18%
Description
In the mboxlist_do_find function in imap/mboxlist.c in Cyrus IMAP before 3.0.4, an off-by-one error in prefix calculation for the LIST command caused use of uninitialized memory, which might allow remote attackers to obtain sensitive information or cause a denial of service (daemon crash) via a 'LIST "" "Other Users"' command.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
cyrus-imapd
Not affected
Red Hat Enterprise Linux 6
cyrus-imapd
Not affected
Red Hat Enterprise Linux 7
cyrus-imapd
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | cyrus-imapd | Not affected | n/a |
| Red Hat Enterprise Linux 6 | cyrus-imapd | Not affected | n/a |
| Red Hat Enterprise Linux 7 | cyrus-imapd | Not affected | n/a |
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.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
AV:N/AC:L/Au:N/C:P/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
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.18% (0.02177) | 81.67th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.18% (0.02177) | 79.91th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.94% (0.00935) | 74.09th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.58% (0.03585) | 79.35th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.50% (0.00498) | 76.50th | v3 (v2023.03.01) |
| May 24, 2024 | 0.50% (0.00498) | 76.25th | v3 (v2023.03.01) |
| May 10, 2024 | 0.42% (0.00419) | 74.00th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.35% (0.00354) | 71.36th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.32% (0.00324) | 69.92th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.63% (0.00632) | 76.42th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.44% (0.00444) | 70.91th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.62% (0.01623) | 33.90th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.62% (0.01623) | 0.00th | v1 |
References (8)
- https://access.redhat.com/security/cve/CVE-2017-14230 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1491236 Issue Tracking
- https://github.com/cyrusimap/cyrus-imapd/commit/6bd33275368edfa71ae117de895488584678ac79 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://github.com/cyrusimap/cyrus-imapd/issues/2132 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://lists.andrew.cmu.edu/pipermail/cyrus-announce/2017-September/000145.html x_refsource_CONFIRMThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-14230
- https://www.cve.org/CVERecord?id=CVE-2017-14230
- https://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.4.html x_refsource_CONFIRMRelease NotesThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2017-14230 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1491236 | Issue Tracking | |
| https://github.com/cyrusimap/cyrus-imapd/commit/6bd33275368edfa71ae117de895488584678ac79 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory | |
| https://github.com/cyrusimap/cyrus-imapd/issues/2132 | x_refsource_CONFIRMIssue TrackingThird Party Advisory | |
| https://lists.andrew.cmu.edu/pipermail/cyrus-announce/2017-September/000145.html | x_refsource_CONFIRMThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-14230 | ||
| https://www.cve.org/CVERecord?id=CVE-2017-14230 | ||
| https://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.4.html | x_refsource_CONFIRMRelease NotesThird Party Advisory |
Change history (0)
No recorded changes yet.