CVE-2017-17432

Current Description

OpenAFS 1.x before 1.6.22 does not properly validate Rx ack packets, which allows remote attackers to cause a denial of service (system crash or application crash) via crafted fields, as demonstrated by an integer underflow and assertion failure for a small MTU value.

Basic Data

PublishedDecember 06, 2017
Last ModifiedOctober 03, 2019
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeCWE-617
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityLOW
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactNONE
CVSS 2 - Availability ImpactCOMPLETE
CVSS 2 - Base Score7.8
SeverityHIGH
Exploitability Score10.0
Impact Score6.9
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:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 3 - Attack VectorNETWORK
CVSS 3 - Attack ComplexityLOW
CVSS 3 - Privileges RequiredNONE
CVSS 3 - User InteractionNONE
CVSS 3 - ScopeUNCHANGED
CVSS 3 - Confidentiality ImpactNONE
CVSS 3 - Integrity ImpactNONE
CVSS 3 - Availability ImpactHIGH
CVSS 3 - Base Score7.5
CVSS 3 - Base SeverityHIGH
Exploitability Score3.9
Base SeverityHIGH

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationOpenafsOpenafs********1.01.6.22
  • OR - Configuration 2
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3OSDebianDebian Linux8.0*******
    2.3OSDebianDebian Linux9.0*******

Vulnerable Software List

VendorProductVersions
Debian Debian Linux 8.0, 9.0
Openafs Openafs *

References

NameSourceURLTags
https://bugs.debian.org/883602https://bugs.debian.org/883602CONFIRMIssue Tracking Mailing List Third Party Advisory
[debian-lts-announce] 20171220 [SECURITY] [DLA 1213-1] openafs security updatehttps://lists.debian.org/debian-lts-announce/2017/12/msg00016.htmlMLIST
DSA-4067https://www.debian.org/security/2017/dsa-4067DEBIANThird Party Advisory
https://www.openafs.org/pages/security/OPENAFS-SA-2017-001.txthttps://www.openafs.org/pages/security/OPENAFS-SA-2017-001.txtCONFIRMVendor Advisory