LOW
Nimbus JOSE+JWT before 4.39 proceeds improperly after detection of an invalid HMAC in authenticated AES-CBC decryption, which allows attackers to conduct a padding oracle attack
Published Aug 20, 2017
3.1
LOWCVSS 3.0
EPSS 0.64%
Description
Nimbus JOSE+JWT before 4.39 proceeds improperly after detection of an invalid HMAC in authenticated AES-CBC decryption, which allows attackers to conduct a padding oracle attack.
Affected products
No data.
OR
- 1.0
- 1.1
- 1.2
- 1.3
- 1.4
- 1.5
- 1.6
- 1.7
- 1.8
- 1.9
- 1.9.1
- 1.10
- 1.11
- 1.12
- 2.0
- 2.0.1
- 2.1
- 2.1.1
- 2.2
- 2.3
- 2.4
- 2.5
- 2.6
- 2.7
- 2.8
- 2.9
- 2.10
- 2.10.1
- 2.11.0
- 2.12.0
- 2.13.0
- 2.13.1
- 2.14
- 2.15
- 2.15.1
- 2.15.2
- 2.16
- 2.17
- 2.17.1
- 2.17.2
- 2.18
- 2.18.1
- 2.18.2
- 2.19
- 2.19.1
- 2.20
- 2.21
- 2.22
- 2.22.1
- 2.23
- 2.24
- 2.25
- 2.26
- 2.26.1
- 3.0
- 3.1
- 3.1.1
- 3.1.2
- 3.2
- 3.2.1
- 3.2.2
- 3.3
- 3.4
- 3.5
- 3.6
- 3.7
- 3.8
- 3.8.1
- 3.8.2
- 3.9
- 3.9.1
- 3.9.2
- 3.10
- 4.0
- 4.0.1
- 4.1
- 4.1.1
- 4.2
- 4.3
- 4.3.1
- 4.4
- 4.5
- 4.6
- 4.7
- 4.8
- 4.9
- 4.10
- 4.11
- 4.11.1
- 4.11.2
- 4.12
- 4.13
- 4.13.1
- 4.14
- 4.15
- 4.15.1
- 4.16
- 4.16.1
- 4.16.2
- 4.17
- 4.18
- 4.19
- 4.20
- 4.21
- 4.22
- 4.23
- 4.24
- 4.25
- 4.26
- 4.26.1
- 4.27
- 4.27.1
- 4.28
- 4.29
- 4.30
- 4.31
- 4.31.1
- 4.32
- 4.33
- 4.34
- 4.34.1
- 4.34.2
- 4.35
- 4.36.1
- 4.37
- 4.37.1
- 4.38
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.
3.1 LOW NVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact Low
Integrity Impact None
Availability Impact None
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.64% 0.00637
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00637
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.64% (0.00637) | 48.61th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.64% (0.00637) | 49.09th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.07% (0.00071) | 31.19th | v3 (v2023.03.01) |
| May 1, 2024 | 0.07% (0.00071) | 29.70th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.07% (0.00068) | 27.69th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.06% (0.00061) | 23.59th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.10% (0.00105) | 42.00th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.19% (0.00192) | 55.19th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.83% (0.00833) | 24.58th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
Weaknesses (1)
References (5)
- https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/6a29f10f723f406eb25555f55842c59a43a38912 x_refsource_CONFIRMPatchThird Party Advisory
- https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/223/aescbc-return-immediately-on-invalid-hmac x_refsource_CONFIRMThird Party Advisory
- https://bitbucket.org/connect2id/nimbus-jose-jwt/src/master/CHANGELOG.txt x_refsource_CONFIRMRelease NotesThird Party Advisory
- https://github.com/advisories/GHSA-jfmq-4g4m-99rh Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-12973
| Link | Providers | Tags |
|---|---|---|
| https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/6a29f10f723f406eb25555f55842c59a43a38912 | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/223/aescbc-return-immediately-on-invalid-hmac | x_refsource_CONFIRMThird Party Advisory | |
| https://bitbucket.org/connect2id/nimbus-jose-jwt/src/master/CHANGELOG.txt | x_refsource_CONFIRMRelease NotesThird Party Advisory | |
| https://github.com/advisories/GHSA-jfmq-4g4m-99rh | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-12973 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 20, 2017
Updated Sep 17, 2024
Reserved Aug 20, 2017
Link CVE-2017-12973
CISA Vulnrichment
GHSA-JFMQ-4G4M-99RH Updated n/a