CRITICAL
python-jose before 1.3.2 allows attackers to have unspecified impact by leveraging failure to use a constant time comparison for HMAC keys
Published Jan 23, 2017
9.8
CRITICALCVSS 3.0
EPSS 2.11%
Description
python-jose before 1.3.2 allows attackers to have unspecified impact by leveraging failure to use a constant time comparison for HMAC keys.
Affected products
No data.
- ≤ 1.3.1
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.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
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.
2.11% 0.02112
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02112
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 1, 2026 | 2.11% (0.02112) | 81.13th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.09% (0.02094) | 79.15th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.42% (0.00417) | 59.65th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.32% (0.00316) | 71.23th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.32% (0.00316) | 69.55th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.32% (0.00316) | 65.60th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
References (8)
- http://www.securityfocus.com/bid/95845 vdb-entryx_refsource_BID
- https://github.com/advisories/GHSA-w799-prg3-cx77 Advisory
- https://github.com/mpdavis/python-jose/commit/73007d6887a7517ac07c6e755e494baee49ef513
- https://github.com/mpdavis/python-jose/pull/35/commits/89b46353b9f611e9da38de3d2fedf52331167b93 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://github.com/mpdavis/python-jose/releases/tag/1.3.2 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://github.com/pypa/advisory-database/tree/main/vulns/python-jose/PYSEC-2017-28.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2016-7036
- https://web.archive.org/web/20210123221523/http://www.securityfocus.com/bid/95845
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/95845 | vdb-entryx_refsource_BID | |
| https://github.com/advisories/GHSA-w799-prg3-cx77 | Advisory | |
| https://github.com/mpdavis/python-jose/commit/73007d6887a7517ac07c6e755e494baee49ef513 | ||
| https://github.com/mpdavis/python-jose/pull/35/commits/89b46353b9f611e9da38de3d2fedf52331167b93 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory | |
| https://github.com/mpdavis/python-jose/releases/tag/1.3.2 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory | |
| https://github.com/pypa/advisory-database/tree/main/vulns/python-jose/PYSEC-2017-28.yaml | ||
| https://nvd.nist.gov/vuln/detail/CVE-2016-7036 | ||
| https://web.archive.org/web/20210123221523/http://www.securityfocus.com/bid/95845 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Jan 23, 2017
Updated Aug 6, 2024
Reserved Aug 23, 2016
Link CVE-2016-7036
CISA Vulnrichment
GHSA-W799-PRG3-CX77 Updated n/a