Vulnerability CVE-2017-15865
Published: 2017-11-08   Modified: 2017-11-09

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).

Type:

CWE-200

 (Information Exposure)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Frrouting -> Frrouting 

 References:
http://www.securityfocus.com/bid/101794
https://frrouting.org/community/security.html
https://lists.cumulusnetworks.com/pipermail/cumulus-security-announce/2017-November/000009.html
https://support.cumulusnetworks.com/hc/en-us/articles/115014754307#rn690
https://support.cumulusnetworks.com/hc/en-us/articles/115014778107-CVE-2017-15865-Malformed-BGP-UPDATE-Triggers-Information-Disclosure
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