8: Enrolling certificate without certreq field causes CA to crash
Published Jul 26, 2018
6.5
MEDIUMCVSS 3.0
EPSS 0.73%
Description
An input validation error was found in Red Hat Certificate System's handling of client provided certificates before 8.1.20-1. If the certreq field is not present in a certificate an assertion error is triggered causing a denial of service.
Affected products
-
- Version pki-common-8.1.20-1StatusaffectedConstraints-
- 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 | Certificate System | n/a |
|
- < 8.1.20-1
No data.
Red Hat Certificate System 8 with Advanced Access
pki-ca-0:8.1.9-2.el5pki
Fixed · RHSA-2017:2560
Red Hat Certificate System 8 with Advanced Access
pki-common-0:8.1.20-1.el5pki
Fixed · RHSA-2017:2560
Red Hat Certificate System 8 with Advanced Access
pki-kra-0:8.1.7-2.el5pki
Fixed · RHSA-2017:2560
Red Hat Certificate System 8 with Advanced Access
pki-silent-0:8.1.2-3.el5pki
Fixed · RHSA-2017:2560
Red Hat Certificate System 8 with Advanced Access
pki-tps-0:8.1.30-1.el5pki
Fixed · RHSA-2017:2560
Red Hat Certificate System 8 with Advanced Access
pki-util-0:8.1.3-2.el5pki
Fixed · RHSA-2017:2560
Red Hat Certificate System 8 with Advanced Access
redhat-pki-ca-ui-0:8.1.1-2.el5pki
Fixed · RHSA-2017:2560
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Certificate System 8 with Advanced Access | pki-ca-0:8.1.9-2.el5pki | Fixed | RHSA-2017:2560 |
| Red Hat Certificate System 8 with Advanced Access | pki-common-0:8.1.20-1.el5pki | Fixed | RHSA-2017:2560 |
| Red Hat Certificate System 8 with Advanced Access | pki-kra-0:8.1.7-2.el5pki | Fixed | RHSA-2017:2560 |
| Red Hat Certificate System 8 with Advanced Access | pki-silent-0:8.1.2-3.el5pki | Fixed | RHSA-2017:2560 |
| Red Hat Certificate System 8 with Advanced Access | pki-tps-0:8.1.30-1.el5pki | Fixed | RHSA-2017:2560 |
| Red Hat Certificate System 8 with Advanced Access | pki-util-0:8.1.3-2.el5pki | Fixed | RHSA-2017:2560 |
| Red Hat Certificate System 8 with Advanced Access | redhat-pki-ca-ui-0:8.1.1-2.el5pki | Fixed | RHSA-2017:2560 |
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:L/UI:N/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
AV:N/AC:L/Au:S/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
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.73% (0.00726) | 52.40th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.73% (0.00735) | 52.96th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.18% (0.00176) | 55.12th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.18% (0.00176) | 54.06th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00113) | 43.16th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00890) | 30.33th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00890) | 12.04th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.04% (0.01036) | 27.56th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.04% (0.01036) | 0.00th | v1 |
References (7)
- http://www.securitytracker.com/id/1039248 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:2560 vendor-advisoryx_refsource_REDHATVendor Advisory
- https://access.redhat.com/security/cve/CVE-2017-7509 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1456030 Issue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7509 x_refsource_CONFIRMIssue TrackingVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-7509
- https://www.cve.org/CVERecord?id=CVE-2017-7509
| Link | Providers | Tags |
|---|---|---|
| http://www.securitytracker.com/id/1039248 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/errata/RHSA-2017:2560 | vendor-advisoryx_refsource_REDHATVendor Advisory | |
| https://access.redhat.com/security/cve/CVE-2017-7509 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1456030 | Issue Tracking | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7509 | x_refsource_CONFIRMIssue TrackingVendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-7509 | ||
| https://www.cve.org/CVERecord?id=CVE-2017-7509 |
Change history (0)
No recorded changes yet.