Java: PKIX Trust Engines Exhibit Critical Flaw In Trusted Names Evaluation
Published Jul 8, 2015
4.3
MEDIUMCVSS 2.0
EPSS 1.26%
Description
The PKIX trust engines in Shibboleth Identity Provider before 2.4.4 and OpenSAML Java (OpenSAML-J) before 2.6.5 trust candidate X.509 credentials when no trusted names are available for the entityID, which allows remote attackers to impersonate an entity via a certificate issued by a shibmd:KeyAuthority trust anchor.
Affected products
No data.
Configuration 1
- ≤ 2.4.3
Configuration 2
- ≤ 2.6.4
No data.
Red Hat JBoss A-MQ 6.2
n/a
Fixed · RHSA-2015:1177
Red Hat JBoss Fuse 6.2
n/a
Fixed · RHSA-2015:1176
Red Hat JBoss Data Grid 6
opensaml-java
Affected
Red Hat JBoss Data Virtualization 6
opensaml
Affected
Red Hat JBoss Enterprise Application Platform 5
opensaml
Affected
Red Hat JBoss Enterprise Application Platform 6
opensaml
Affected
Red Hat JBoss Fuse Service Works 6
opensaml
Affected
Red Hat JBoss Operations Network 3
opensaml
Affected
Red Hat JBoss Portal 5
opensaml
Affected
Red Hat JBoss Portal 6
opensaml
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat JBoss A-MQ 6.2 | n/a | Fixed | RHSA-2015:1177 |
| Red Hat JBoss Fuse 6.2 | n/a | Fixed | RHSA-2015:1176 |
| Red Hat JBoss Data Grid 6 | opensaml-java | Affected | n/a |
| Red Hat JBoss Data Virtualization 6 | opensaml | Affected | n/a |
| Red Hat JBoss Enterprise Application Platform 5 | opensaml | Affected | n/a |
| Red Hat JBoss Enterprise Application Platform 6 | opensaml | Affected | n/a |
| Red Hat JBoss Fuse Service Works 6 | opensaml | Affected | n/a |
| Red Hat JBoss Operations Network 3 | opensaml | Affected | n/a |
| Red Hat JBoss Portal 5 | opensaml | Affected | n/a |
| Red Hat JBoss Portal 6 | opensaml | 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.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/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 3, 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 3, 2026 | 1.26% (0.01256) | 68.52th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.26% (0.01256) | 65.56th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.24% (0.00235) | 44.43th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.38% (0.00376) | 73.66th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.38% (0.00376) | 72.03th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.38% (0.00376) | 68.52th | 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 (10)
- http://rhn.redhat.com/errata/RHSA-2015-1176.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2015-1177.html vendor-advisoryx_refsource_REDHAT
- http://shibboleth.net/community/advisories/secadv_20150225.txt
- http://www.securityfocus.com/bid/75370 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2015-1796 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1196619 Issue Tracking
- https://github.com/advisories/GHSA-78fq-w796-q537 Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-1796
- https://shibboleth.net/community/advisories/secadv_20150225.txt x_refsource_CONFIRMVendor Advisory
- https://www.cve.org/CVERecord?id=CVE-2015-1796
| Link | Providers | Tags |
|---|---|---|
| http://rhn.redhat.com/errata/RHSA-2015-1176.html | vendor-advisoryx_refsource_REDHAT | |
| http://rhn.redhat.com/errata/RHSA-2015-1177.html | vendor-advisoryx_refsource_REDHAT | |
| http://shibboleth.net/community/advisories/secadv_20150225.txt | ||
| http://www.securityfocus.com/bid/75370 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2015-1796 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1196619 | Issue Tracking | |
| https://github.com/advisories/GHSA-78fq-w796-q537 | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2015-1796 | ||
| https://shibboleth.net/community/advisories/secadv_20150225.txt | x_refsource_CONFIRMVendor Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2015-1796 |
Change history (0)
No recorded changes yet.