CVE-2015-2923
MEDIUM
6.5
CVSS Score
Published: February 20, 2020 at 03:28 AM UTC
Updated: June 17, 2026 at 12:24 AM UTC
1 product affected across 1 vendorFreeBSD
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Severity
MEDIUM6.5
Exploit prediction
EPSS 1%
Description
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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (4)
x_refsource_MISCMailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://openwall.com/lists/oss-security/2015/04/04/2x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6fd99094de2b83d1d4c8457f2c83483b2828e75ax_refsource_MISCMailing ListVendor Advisory
Source: [email protected]
https://lists.freebsd.org/pipermail/freebsd-net/2015-April/041934.htmlx_refsource_MISCMitigationVendor Advisory
Source: [email protected]
https://www.freebsd.org/security/advisories/FreeBSD-SA-15:09.ipv6.ascCVSS
- Attack Vector
- ADJACENT_NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-20
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