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CVE-2017-15865 Details

Description

bgpd in FRRouting (FRR) before 2.0.2 and 3.x before 3.0.2, as used in Cumulus Linux before 3.4.3 and other products, allows remote attackers to obtain sensitive information via a malformed BGP UPDATE packet from a connected peer, which triggers transmission of up to a few thousand unintended bytes because of a mishandled attribute length, aka RN-690 (CM-18492).

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://frrouting.org/community/security.html	CVE	Issue TrackingVendor Advisory
https://lists.cumulusnetworks.com/pipermail/cumulus-security-announce/2017-November/000009.html	CVE	Issue TrackingThird Party Advisory
https://support.cumulusnetworks.com/hc/en-us/articles/115014754307#rn690	CVE	Issue TrackingThird Party Advisory
https://support.cumulusnetworks.com/hc/en-us/articles/115014778107-CVE-2017-15865-Malformed-BGP-UPDATE-Triggers-Information-Disclosure	CVE	Issue TrackingThird Party Advisory
http://www.securityfocus.com/bid/101794	CVE	Third Party AdvisoryVDB Entry
https://frrouting.org/community/security.html	[email protected]	Issue TrackingVendor Advisory
https://lists.cumulusnetworks.com/pipermail/cumulus-security-announce/2017-November/000009.html	[email protected]	Issue TrackingThird Party Advisory
https://support.cumulusnetworks.com/hc/en-us/articles/115014754307#rn690	[email protected]	Issue TrackingThird Party Advisory
https://support.cumulusnetworks.com/hc/en-us/articles/115014778107-CVE-2017-15865-Malformed-BGP-UPDATE-Triggers-Information-Disclosure	[email protected]	Issue TrackingThird Party Advisory
http://www.securityfocus.com/bid/101794	[email protected]	Third Party AdvisoryVDB Entry

see all 10 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-200	Exposure of Sensitive Information to an Unauthorized Actor	[email protected]

Affected Products

Product	Versions
frrouting frrouting	< 2.0.2 3.0 3.0 rc0 3.0 rc1 3.0 rc2
CPE cpe:2.3:a:frrouting:frrouting:::::::: cpe:2.3:a:frrouting:frrouting:3.0:::::::* cpe:2.3:a:frrouting:frrouting:3.0:rc0:::::: cpe:2.3:a:frrouting:frrouting:3.0:rc1:::::: cpe:2.3:a:frrouting:frrouting:3.0:rc2:::::: cpe:2.3:a:frrouting:frrouting:3.0:rc3:::::: cpe:2.3:a:frrouting:frrouting:3.0.1:::::::* Remediation No remediation found in references.
cumulusnetworks cumulus linux	< 3.4.3
CPE cpe:2.3:o:cumulusnetworks:cumulus_linux:::::::: Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 29, 2017	Initial Analysis	[email protected]
Nov 15, 2017	CVE Modified	[email protected]