CVE-2017-17432

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.

CVSS v3.0 7.5 HIGH
CVSS v2.0 7.8 HIGH

7.5^/10

CVSS v3.0 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.8^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://www.openafs.org/pages/security/OPENAFS-SA-2017-001.txt	Vendor Advisory
https://bugs.debian.org/883602	Issue Tracking Mailing List Third Party Advisory
https://www.debian.org/security/2017/dsa-4067	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00016.html

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Configurations

Configuration 1 (hide)

cpe:2.3:a:openafs:openafs:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:8.0:::::::*

Information

Published : 2017-12-05 16:29

Updated : 2019-10-02 17:03

NVD link : CVE-2017-17432

Mitre link : CVE-2017-17432

JSON object : View

CWE

CWE-617

Reachable Assertion

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Products Affected

debian

debian_linux

openafs

openafs

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