CVE-2017-17433

Current Description

The recv_files function in receiver.c in the daemon in rsync 3.1.2, and 3.1.3-development before 2017-12-03, proceeds with certain file metadata updates before checking for a filename in the daemon_filter_list data structure, which allows remote attackers to bypass intended access restrictions.

Basic Data

PublishedDecember 06, 2017
Last ModifiedOctober 03, 2019
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeCWE-862
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityMEDIUM
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactNONE
CVSS 2 - Availability ImpactNONE
CVSS 2 - Base Score4.3
SeverityMEDIUM
Exploitability Score8.6
Impact Score2.9
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

CVSS 3 - Version3.0
CVSS 3 - Vector StringCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS 3 - Attack VectorNETWORK
CVSS 3 - Attack ComplexityHIGH
CVSS 3 - Privileges RequiredNONE
CVSS 3 - User InteractionNONE
CVSS 3 - ScopeUNCHANGED
CVSS 3 - Confidentiality ImpactNONE
CVSS 3 - Integrity ImpactLOW
CVSS 3 - Availability ImpactNONE
CVSS 3 - Base Score3.7
CVSS 3 - Base SeverityLOW
Exploitability Score2.2
Base SeverityLOW

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3OSDebianDebian Linux7.0*******
    2.3OSDebianDebian Linux8.0*******
    2.3OSDebianDebian Linux9.0*******
  • OR - Configuration 2
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationSambaRsync3.1.2*******

Vulnerable Software List

VendorProductVersions
Debian Debian Linux 7.0, 8.0, 9.0
Samba Rsync 3.1.2

References

NameSourceURLTags
http://security.cucumberlinux.com/security/details.php?id=169http://security.cucumberlinux.com/security/details.php?id=169CONFIRMThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1522874#c4https://bugzilla.redhat.com/show_bug.cgi?id=1522874#c4MISCPatch Third Party Advisory
https://git.samba.org/?p=rsync.git;a=commit;h=3e06d40029cfdce9d0f73d87cfd4edaf54be9c51https://git.samba.org/?p=rsync.git;a=commit;h=3e06d40029cfdce9d0f73d87cfd4edaf54be9c51MISCPatch
[debian-lts-announce] 20171222 [SECURITY] [DLA 1218-1] rsync security updatehttps://lists.debian.org/debian-lts-announce/2017/12/msg00020.htmlMLISTThird Party Advisory
DSA-4068https://www.debian.org/security/2017/dsa-4068DEBIANThird Party Advisory