HIGH
Rob Richards XmlSecLibs, all versions prior to v3.0.3, as used for example by SimpleSAMLphp, performed incorrect validation of cryptographic signatures in XML messages, allowing an authenticated attacker to impersonate others or elevate privileges by creating a crafted XML message
Published Nov 7, 2019
8.8
HIGHCVSS 3.1
EPSS 2.99%
Description
Rob Richards XmlSecLibs, all versions prior to v3.0.3, as used for example by SimpleSAMLphp, performed incorrect validation of cryptographic signatures in XML messages, allowing an authenticated attacker to impersonate others or elevate privileges by creating a crafted XML message.
Affected products
- Vendor n/a Product Rob Richards XmlSecLibs Defaultn/a
- Version All versions prior to version 3.0.3StatusaffectedConstraints-
- 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 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Rob Richards XmlSecLibs | n/a |
|
Configuration 1
OR
- ≥ 1.0.0 · ≤ 1.4.2
- ≥ 2.0.0 · ≤ 2.1.0
- ≥ 3.0.0 · ≤ 3.0.3
Configuration 2
OR
- 8.0
- 9.0
- 10.0
Configuration 3
- ≤ 1.17.6
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.
8.8 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
6.5 MEDIUM NVD
AV:N/AC:L/Au:S/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication Single
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.
2.99% 0.02988
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02988
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (53 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.99% (0.02988) | 86.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.02% (0.03024) | 85.69th | v5 (v2026.06.15) |
| Mar 4, 2026 | 1.87% (0.01873) | 82.83th | v4 (v2025.03.14) |
| Mar 1, 2026 | 0.68% (0.00676) | 71.25th | v4 (v2025.03.14) |
| Feb 4, 2026 | 1.97% (0.01971) | 83.16th | v4 (v2025.03.14) |
| Feb 1, 2026 | 0.71% (0.00712) | 71.94th | v4 (v2025.03.14) |
| Jan 4, 2026 | 1.97% (0.01971) | 83.09th | v4 (v2025.03.14) |
| Jan 1, 2026 | 0.71% (0.00712) | 71.87th | v4 (v2025.03.14) |
| Dec 28, 2025 | 1.97% (0.01971) | 83.09th | v4 (v2025.03.14) |
| Dec 4, 2025 | 3.05% (0.03054) | 86.24th | v4 (v2025.03.14) |
| Dec 1, 2025 | 0.78% (0.00775) | 72.95th | v4 (v2025.03.14) |
| Nov 4, 2025 | 3.05% (0.03054) | 86.18th | v4 (v2025.03.14) |
| Nov 1, 2025 | 0.78% (0.00775) | 73.00th | v4 (v2025.03.14) |
| Oct 4, 2025 | 3.05% (0.03054) | 86.19th | v4 (v2025.03.14) |
| Oct 1, 2025 | 0.78% (0.00775) | 72.90th | v4 (v2025.03.14) |
| Sep 5, 2025 | 3.05% (0.03054) | 86.19th | v4 (v2025.03.14) |
| Sep 1, 2025 | 0.78% (0.00775) | 72.82th | v4 (v2025.03.14) |
| Aug 6, 2025 | 3.05% (0.03054) | 86.18th | v4 (v2025.03.14) |
| Aug 1, 2025 | 0.78% (0.00775) | 72.80th | v4 (v2025.03.14) |
| Jul 4, 2025 | 3.75% (0.03746) | 87.53th | v4 (v2025.03.14) |
| Jul 1, 2025 | 0.99% (0.00987) | 75.92th | v4 (v2025.03.14) |
| Jun 6, 2025 | 3.75% (0.03746) | 87.44th | v4 (v2025.03.14) |
| Jun 1, 2025 | 0.99% (0.00987) | 75.82th | v4 (v2025.03.14) |
| May 4, 2025 | 3.75% (0.03746) | 87.37th | v4 (v2025.03.14) |
| May 1, 2025 | 0.99% (0.00987) | 75.72th | v4 (v2025.03.14) |
| Apr 24, 2025 | 3.75% (0.03746) | 87.36th | v4 (v2025.03.14) |
| Apr 22, 2025 | 0.99% (0.00987) | 75.60th | v4 (v2025.03.14) |
| Apr 20, 2025 | 3.75% (0.03746) | 87.37th | v4 (v2025.03.14) |
| Apr 19, 2025 | 0.99% (0.00987) | 75.63th | v4 (v2025.03.14) |
| Apr 18, 2025 | 3.75% (0.03746) | 87.38th | v4 (v2025.03.14) |
| Apr 17, 2025 | 0.99% (0.00987) | 75.61th | v4 (v2025.03.14) |
| Apr 9, 2025 | 3.75% (0.03746) | 87.00th | v4 (v2025.03.14) |
| Apr 8, 2025 | 0.99% (0.00987) | 74.92th | v4 (v2025.03.14) |
| Apr 1, 2025 | 3.75% (0.03746) | 86.96th | v4 (v2025.03.14) |
| Mar 31, 2025 | 0.99% (0.00987) | 74.82th | v4 (v2025.03.14) |
| Mar 28, 2025 | 3.75% (0.03746) | 86.94th | v4 (v2025.03.14) |
| Mar 27, 2025 | 0.99% (0.00987) | 74.29th | v4 (v2025.03.14) |
| Mar 25, 2025 | 3.75% (0.03746) | 86.87th | v4 (v2025.03.14) |
| Mar 24, 2025 | 0.99% (0.00987) | 74.77th | v4 (v2025.03.14) |
| Mar 23, 2025 | 3.75% (0.03746) | 85.81th | v4 (v2025.03.14) |
| Mar 22, 2025 | 0.99% (0.00987) | 74.89th | v4 (v2025.03.14) |
| Mar 18, 2025 | 3.75% (0.03746) | 87.27th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.99% (0.00987) | 75.27th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.22% (0.00217) | 60.65th | v3 (v2023.03.01) |
| Sep 28, 2023 | 0.24% (0.00237) | 61.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.25% (0.00247) | 60.74th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.55% (0.01547) | 74.98th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.55% (0.01547) | 72.92th | v2 (v2022.01.01) |
| Feb 4, 2022 | 19.20% (0.19196) | 93.73th | v2 (v2022.01.01) |
| Feb 3, 2022 | 13.21% (0.13208) | 89.07th | v1 |
| Jan 6, 2022 | 13.21% (0.13208) | 88.94th | v1 |
| Jan 5, 2022 | 3.28% (0.03281) | 82.11th | v5 (v2026.06.15) |
| Apr 14, 2021 | 3.28% (0.03281) | 0.00th | v1 |
Weaknesses (1)
References (27)
- https://github.com/FriendsOfPHP/security-advisories/blob/master/robrichards/xmlseclibs/CVE-2019-3465.yaml
- https://github.com/advisories/GHSA-pqm6-cgwr-x6pf Advisory
- https://github.com/robrichards/xmlseclibs/commit/0a53d3c3aa87564910cae4ed01416441d3ae0db5 x_refsource_MISCPatch
- https://lists.debian.org/debian-lts-announce/2019/11/msg00003.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KID7C4AZPYYIZQIPSLANP4R2RQR6YK3/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AB34ILMJ67CUROBOR6YPKB46VHXLOAJ4/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBKVDUZ7G5ZOUO4BFJWLNJ6VOKBQJX5U/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BNFMY5RRLU63P25HEBVDO5KAVI7TX7JV/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ESKJTWLE7QZBQ3EKMYXKMBQG3JDEJWM6/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HBE2SJSXG7J4XYLJ2H6HC2VPPOG2OMUN/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MAWOVYLZKYDCQBLQEJCFAAD3KQTBPHXE/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OCSR3V6LNWJAD37VQB6M2K7P4RQSCVFG/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XBSSRV5Q7JFCYO46A3EN624UZ4KXFQ2M/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7KID7C4AZPYYIZQIPSLANP4R2RQR6YK3/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AB34ILMJ67CUROBOR6YPKB46VHXLOAJ4/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BBKVDUZ7G5ZOUO4BFJWLNJ6VOKBQJX5U/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BNFMY5RRLU63P25HEBVDO5KAVI7TX7JV/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ESKJTWLE7QZBQ3EKMYXKMBQG3JDEJWM6/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HBE2SJSXG7J4XYLJ2H6HC2VPPOG2OMUN/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MAWOVYLZKYDCQBLQEJCFAAD3KQTBPHXE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OCSR3V6LNWJAD37VQB6M2K7P4RQSCVFG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XBSSRV5Q7JFCYO46A3EN624UZ4KXFQ2M/
- https://nvd.nist.gov/vuln/detail/CVE-2019-3465
- https://seclists.org/bugtraq/2019/Nov/8 mailing-listx_refsource_BUGTRAQIssue TrackingMailing ListThird Party Advisory
- https://simplesamlphp.org/security/201911-01 x_refsource_MISCThird Party Advisory
- https://www.debian.org/security/2019/dsa-4560 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- https://www.tenable.com/security/tns-2019-09 x_refsource_CONFIRM
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner debian
Published Nov 7, 2019
Updated Aug 4, 2024
Reserved Dec 31, 2018
Link CVE-2019-3465
CISA Vulnrichment
GHSA-PQM6-CGWR-X6PF Updated n/a