HIGH
The Bzrtp library (aka libbzrtp) 1.0.x before 1.0.4 allows man-in-the-middle attackers to conduct spoofing attacks by leveraging a missing HVI check on DHPart2 packet reception
Published Jan 18, 2017
7.5
HIGHCVSS 3.0
EPSS 2.23%
Description
The Bzrtp library (aka libbzrtp) 1.0.x before 1.0.4 allows man-in-the-middle attackers to conduct spoofing attacks by leveraging a missing HVI check on DHPart2 packet reception.
Affected products
No data.
OR
- 1.0.0
- 1.0.2
- 1.0.3
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.
7.5 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact High
Availability Impact None
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.23% 0.02232
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02232
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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.23% (0.02232) | 82.14th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.23% (0.02232) | 80.41th | v5 (v2026.06.15) |
| Mar 30, 2025 | 7.38% (0.07377) | 90.87th | v4 (v2025.03.14) |
| Mar 29, 2025 | 33.91% (0.33907) | 95.27th | v4 (v2025.03.14) |
| Mar 28, 2025 | 7.38% (0.07377) | 90.88th | v4 (v2025.03.14) |
| Mar 27, 2025 | 33.91% (0.33907) | 96.38th | v4 (v2025.03.14) |
| Mar 20, 2025 | 7.38% (0.07377) | 90.96th | v4 (v2025.03.14) |
| Mar 19, 2025 | 33.91% (0.33907) | 96.44th | v4 (v2025.03.14) |
| Mar 17, 2025 | 5.73% (0.05734) | 89.76th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.10% (0.00102) | 43.49th | v3 (v2023.03.01) |
| Jul 10, 2024 | 0.10% (0.00102) | 42.29th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00102) | 40.25th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.74% (0.05736) | 90.33th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.74% (0.05736) | 89.39th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.74% (0.05736) | 77.22th | v2 (v2022.01.01) |
Weaknesses (1)
References (3)
- http://www.securityfocus.com/bid/95928 vdb-entryx_refsource_BID
- https://github.com/BelledonneCommunications/bzrtp/commit/bbb1e6e2f467ee4bd7b9a8c800e4f07343d7d99b x_refsource_CONFIRMIssue TrackingPatch
- https://github.com/gteissier/CVE-2016-6271 x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/95928 | vdb-entryx_refsource_BID | |
| https://github.com/BelledonneCommunications/bzrtp/commit/bbb1e6e2f467ee4bd7b9a8c800e4f07343d7d99b | x_refsource_CONFIRMIssue TrackingPatch | |
| https://github.com/gteissier/CVE-2016-6271 | x_refsource_MISC |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 18, 2017
Updated Aug 6, 2024
Reserved Jul 21, 2016
Link CVE-2016-6271
CISA Vulnrichment
Updated n/a