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.
Metrics
CVSS 2.0 5.8/10
AV:N/AC:M/Au:N/C:N/I:P/A:PWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151105.htmlMailing List, Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152355.htmlMailing List, Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152366.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-10/msg00034.htmlMailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/07/28/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/08/05/5Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/10/13/2Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1126712Issue Tracking, Third Party Advisory
- https://github.com/librsync/librsync/issues/5Patch, Third Party Advisory
- https://github.com/librsync/librsync/releases/tag/v1.0.0Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201605-04Third Party Advisory
- https://www.miknet.net/security/optimizing-birthday-attack/Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151105.htmlMailing List, Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152355.htmlMailing List, Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152366.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-10/msg00034.htmlMailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/07/28/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/08/05/5Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/10/13/2Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1126712Issue Tracking, Third Party Advisory
- https://github.com/librsync/librsync/issues/5Patch, Third Party Advisory
- https://github.com/librsync/librsync/releases/tag/v1.0.0Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201605-04Third Party Advisory
- https://www.miknet.net/security/optimizing-birthday-attack/Third Party Advisory
Timeline
- Published
- Oct 26, 2015
- Last modified
- Jun 17, 2026
- NVD status
- Modified