MEDIUM
librsync before 1.0.0 uses a truncated MD4 checksum to match blocks, which makes it easier for remote attackers to modify transmitted data via a birthday attack
Published Oct 26, 2015
5.8
MEDIUMCVSS 2.0
EPSS 2.94%
Description
librsync before 1.0.0 uses a truncated MD4 checksum to match blocks, which makes it easier for remote attackers to modify transmitted data via a birthday attack.
Affected products
No data.
- < 1.0.0
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.
No CVSS v3.0 score for this CVE.
5.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.94% 0.02939
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02939
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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.94% (0.02939) | 86.63th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.94% (0.02939) | 85.28th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.54% (0.01539) | 80.06th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.67% (0.00669) | 80.45th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.67% (0.00669) | 79.13th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.67% (0.00669) | 76.60th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
Weaknesses (1)
References (12)
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151105.html vendor-advisoryx_refsource_FEDORAMailing ListThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152355.html vendor-advisoryx_refsource_FEDORAMailing ListThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152366.html vendor-advisoryx_refsource_FEDORAMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-10/msg00034.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2014/07/28/1 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2014/08/05/5 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2014/10/13/2 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1126712 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://github.com/librsync/librsync/issues/5 x_refsource_CONFIRMPatchThird Party Advisory
- https://github.com/librsync/librsync/releases/tag/v1.0.0 x_refsource_CONFIRMPatchThird Party Advisory
- https://security.gentoo.org/glsa/201605-04 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://www.miknet.net/security/optimizing-birthday-attack/ x_refsource_MISCThird Party Advisory
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 26, 2015
Updated Aug 6, 2024
Reserved Oct 12, 2014
Link CVE-2014-8242
CISA Vulnrichment
Updated n/a