CVE-2017-15865

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).

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.68% Top 30%
Vendor Advisory frrouting.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://lists.cumulusnetworks.com/pipermail/cumulus-security-announce/2017-November/000009.html issue tracking third party advisory
https://support.cumulusnetworks.com/hc/en-us/articles/115014778107-CVE-2017-15865-Malformed-BGP-UPDATE-Triggers-Information-Disclosure issue tracking third party advisory
https://frrouting.org/community/security.html issue tracking vendor advisory
http://www.securityfocus.com/bid/101794 vdb entry third party advisory
https://support.cumulusnetworks.com/hc/en-us/articles/115014754307#rn690 issue tracking third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-15865?
CVE-2017-15865 has been scored as a high severity vulnerability.
How to fix CVE-2017-15865?
To fix CVE-2017-15865, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-15865 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-15865 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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