CVE-2015-2923

The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in FreeBSD through 10.1 allows remote attackers to reconfigure a hop-limit setting via a small hop_limit value in a Router Advertisement (RA) message.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 3.3 LOW

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

3.3^/10

CVSS v2.0 : LOW

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

Exploitability : 6.5 / Impact : 2.9

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.freebsd.org/security/advisories/FreeBSD-SA-15:09.ipv6.asc	Mitigation Vendor Advisory
https://lists.freebsd.org/pipermail/freebsd-net/2015-April/041934.html	Mailing List Vendor Advisory
http://openwall.com/lists/oss-security/2015/04/04/2	Mailing List Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6fd99094de2b83d1d4c8457f2c83483b2828e75a	Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*

Information

Published : 2020-02-19 20:15

Updated : 2020-02-28 08:22

NVD link : CVE-2015-2923

Mitre link : CVE-2015-2923

JSON object : View

CWE

CWE-20

Improper Input Validation

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Products Affected

freebsd

freebsd

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