EncFS before 1.7.0 encrypts multiple blocks by means of the...
Vulnerability Description
EncFS before 1.7.0 encrypts multiple blocks by means of the CFB cipher mode with the same initialization vector, which makes it easier for local users to obtain sensitive information via calculations involving recovery of XORed data, as demonstrated by an attack on encrypted data in which the last block contains only one byte.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://secunia.com/advisories/41158
- https://bugzilla.redhat.com/show_bug.cgi?id=630460
- http://secunia.com/advisories/41478
- http://lists.fedoraproject.org/pipermail/package-announce/2010-September/047794.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-September/047825.html
- http://archives.neohapsis.com/archives/fulldisclosure/2010-08/0316.html
- http://www.openwall.com/lists/oss-security/2010/09/05/3
- http://www.openwall.com/lists/oss-security/2010/09/07/8
- http://www.openwall.com/lists/oss-security/2010/09/06/1
- http://www.vupen.com/english/advisories/2010/2414
- http://www.arg0.net/encfs
- http://lists.fedoraproject.org/pipermail/package-announce/2010-September/047798.html
Affected Vendor
arg0
View all reports →Affected Software
Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.