HIGH
server/action.py in Fail2ban before 0.8.8 does not properly handle the content of the matches tag, which might allow remote attackers to trigger unsafe behavior in a custom action file via unspecified symbols in this content
Published Dec 31, 2012
7.5
HIGHCVSS 2.0
EPSS 3.12%
Description
server/action.py in Fail2ban before 0.8.8 does not properly handle the content of the matches tag, which might allow remote attackers to trigger unsafe behavior in a custom action file via unspecified symbols in this content.
Affected products
No data.
OR
- ≤ 0.8.7.1
- 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
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.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.12% 0.03123
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03123
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.12% (0.03123) | 87.39th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.12% (0.03123) | 86.12th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.64% (0.01644) | 80.28th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.83% (0.02828) | 76.94th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.64% (0.01644) | 80.70th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.78% (0.01784) | 88.56th | v3 (v2023.03.01) |
| Jun 14, 2024 | 1.78% (0.01784) | 88.13th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.78% (0.01784) | 86.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.97% (0.01974) | 78.97th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.97% (0.01974) | 77.12th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.97% (0.01974) | 56.20th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (9)
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00001.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00002.html vendor-advisoryx_refsource_SUSE
- http://sourceforge.net/mailarchive/message.php?msg_id=30193056 mailing-listx_refsource_MLIST
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:078 vendor-advisoryx_refsource_MANDRIVA
- http://www.openwall.com/lists/oss-security/2012/12/17/2 mailing-listx_refsource_MLIST
- https://bugs.gentoo.org/show_bug.cgi?id=447572 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=887914 x_refsource_CONFIRM
- https://github.com/fail2ban/fail2ban/commit/83109bc x_refsource_CONFIRMPatchVendor Advisory
- https://raw.github.com/fail2ban/fail2ban/master/ChangeLog x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-updates/2013-04/msg00001.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.opensuse.org/opensuse-updates/2013-04/msg00002.html | vendor-advisoryx_refsource_SUSE | |
| http://sourceforge.net/mailarchive/message.php?msg_id=30193056 | mailing-listx_refsource_MLIST | |
| http://www.mandriva.com/security/advisories?name=MDVSA-2013:078 | vendor-advisoryx_refsource_MANDRIVA | |
| http://www.openwall.com/lists/oss-security/2012/12/17/2 | mailing-listx_refsource_MLIST | |
| https://bugs.gentoo.org/show_bug.cgi?id=447572 | x_refsource_CONFIRM | |
| https://bugzilla.redhat.com/show_bug.cgi?id=887914 | x_refsource_CONFIRM | |
| https://github.com/fail2ban/fail2ban/commit/83109bc | x_refsource_CONFIRMPatchVendor Advisory | |
| https://raw.github.com/fail2ban/fail2ban/master/ChangeLog | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Dec 31, 2012
Updated Aug 6, 2024
Reserved Oct 24, 2012
Link CVE-2012-5642
CISA Vulnrichment
Updated n/a