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CVE-2017-15865

Date: November 8, 2017

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).

Language: C

Severity Score

Related Resources (7)

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

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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