config/filter.d/cyrus-imap.conf in the cyrus-imap filter in Fail2ban before 0.8.11 allows remote attackers to trigger the blocking of an arbitrary IP address via a crafted e-mail address that matches an improperly designed regular expression
Published Feb 1, 2014
5.0
MEDIUMCVSS 2.0
EPSS 3.23%
Description
config/filter.d/cyrus-imap.conf in the cyrus-imap filter in Fail2ban before 0.8.11 allows remote attackers to trigger the blocking of an arbitrary IP address via a crafted e-mail address that matches an improperly designed regular expression.
Affected products
No data.
- ≤ 0.8.10
- 0.1.0
- 0.1.1
- 0.1.2
- 0.3.0
- 0.3.1
- 0.4.0
- 0.4.1
- 0.5.0
- 0.5.1
- 0.5.2
- 0.5.3
- 0.5.4
- 0.5.5
- 0.6.0
- 0.6.1
- 0.7.0
- 0.7.1
- 0.7.2
- 0.7.3
- 0.7.4
- 0.7.5
- 0.7.6
- 0.7.7
- 0.7.8
- 0.7.9
- 0.8.0
- 0.8.1
- 0.8.2
- 0.8.3
- 0.8.4
- 0.8.5
- 0.8.6
- 0.8.7
- 0.8.7.1
- 0.8.8
- 0.8.9
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 2, 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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.23% (0.03235) | 87.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.23% (0.03235) | 86.61th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.90% (0.00898) | 74.01th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.69% (0.01694) | 88.23th | v3 (v2023.03.01) |
| Jan 31, 2024 | 1.69% (0.01694) | 86.46th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.41% (0.01408) | 84.38th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (4)
- http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html vendor-advisoryx_refsource_SUSE
- http://www.debian.org/security/2014/dsa-2979 vendor-advisoryx_refsource_DEBIAN
- http://www.kb.cert.org/vuls/id/686662 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- https://github.com/fail2ban/fail2ban/commit/bd175f026737d66e7110868fb50b3760ff75e087 x_refsource_CONFIRMExploitPatch
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html | vendor-advisoryx_refsource_SUSE | |
| http://www.debian.org/security/2014/dsa-2979 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.kb.cert.org/vuls/id/686662 | third-party-advisoryx_refsource_CERT-VNUS Government Resource | |
| https://github.com/fail2ban/fail2ban/commit/bd175f026737d66e7110868fb50b3760ff75e087 | x_refsource_CONFIRMExploitPatch |
Change history (0)
No recorded changes yet.