httpd: # character matches all IPs
Published Jul 26, 2018
6.5
MEDIUMCVSS 3.0
EPSS 8.08%
Description
A regression was found in the Red Hat Enterprise Linux 6.9 version of httpd 2.2.15-60, causing comments in the "Allow" and "Deny" configuration lines to be parsed incorrectly. A web administrator could unintentionally allow any client to access a restricted HTTP resource.
Affected products
-
- Version 2.2.15-60StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Red Hat | n/a | n/a |
|
Configuration 1
- 6.9
- 6.0
- 6.0
- 6.0
Configuration 2
- 2.2.15-60
No data.
Red Hat Enterprise Linux 6
httpd-0:2.2.15-60.el6_9.6
Fixed · RHSA-2017:2972
Red Hat Enterprise Linux 5
httpd
Not affected
Red Hat Enterprise Linux 7
httpd
Not affected
Red Hat JBoss Core Services
httpd
Not affected
Red Hat JBoss Enterprise Application Platform 5
httpd
Not affected
Red Hat JBoss Enterprise Application Platform 6
httpd
Not affected
Red Hat JBoss Enterprise Web Server 1
httpd
Not affected
Red Hat JBoss Enterprise Web Server 2
httpd
Not affected
Red Hat JBoss Web Server 3
httpd
Not affected
Red Hat Software Collections
httpd24-httpd
Not affected
Red Hat Software Collections
httpd24-httpd
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | httpd-0:2.2.15-60.el6_9.6 | Fixed | RHSA-2017:2972 |
| Red Hat Enterprise Linux 5 | httpd | Not affected | n/a |
| Red Hat Enterprise Linux 7 | httpd | Not affected | n/a |
| Red Hat JBoss Core Services | httpd | Not affected | n/a |
| Red Hat JBoss Enterprise Application Platform 5 | httpd | Not affected | n/a |
| Red Hat JBoss Enterprise Application Platform 6 | httpd | Not affected | n/a |
| Red Hat JBoss Enterprise Web Server 1 | httpd | Not affected | n/a |
| Red Hat JBoss Enterprise Web Server 2 | httpd | Not affected | n/a |
| Red Hat JBoss Web Server 3 | httpd | Not affected | n/a |
| Red Hat Software Collections | httpd24-httpd | Not affected | n/a |
| Red Hat Software Collections | httpd24-httpd | 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:L/I:L/A:N
AV:N/AC:L/Au:N/C:P/I:P/A:N
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
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 8.08% (0.08078) | 94.64th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.08% (0.08078) | 94.05th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.25% (0.01249) | 77.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.18% (0.00182) | 56.79th | v3 (v2023.03.01) |
| Jan 26, 2024 | 0.18% (0.00182) | 55.60th | v3 (v2023.03.01) |
| Dec 17, 2023 | 0.17% (0.00167) | 53.42th | v3 (v2023.03.01) |
| Jul 20, 2023 | 0.18% (0.00180) | 54.28th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.22% (0.00219) | 58.01th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.25% (0.01246) | 67.45th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.25% (0.01246) | 66.95th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.74% (0.01742) | 75.63th | v2 (v2022.01.01) |
| Dec 23, 2022 | 1.25% (0.01246) | 67.02th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.25% (0.01246) | 65.01th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.25% (0.01246) | 41.07th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.25% (0.03251) | 66.50th | v1 |
| Jan 6, 2022 | 3.25% (0.03251) | 66.19th | v1 |
| Sep 1, 2021 | 3.25% (0.03251) | 81.51th | v1 |
| Apr 14, 2021 | 3.25% (0.03251) | 0.00th | v1 |
References (8)
- http://www.securityfocus.com/bid/101516 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039633 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:2972 vendor-advisoryx_refsource_REDHATVendor Advisory
- https://access.redhat.com/security/cve/CVE-2017-12171 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1493056 Issue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12171 x_refsource_CONFIRMIssue TrackingVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-12171
- https://www.cve.org/CVERecord?id=CVE-2017-12171
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/101516 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1039633 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/errata/RHSA-2017:2972 | vendor-advisoryx_refsource_REDHATVendor Advisory | |
| https://access.redhat.com/security/cve/CVE-2017-12171 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1493056 | Issue Tracking | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12171 | x_refsource_CONFIRMIssue TrackingVendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-12171 | ||
| https://www.cve.org/CVERecord?id=CVE-2017-12171 |
Change history (0)
No recorded changes yet.