CVE-2018-5378

Impact:
Moderate
Public Date:
2018-02-15
CWE:
CWE-119->CWE-125
Bugzilla:
1542972: CVE-2018-5378 quagga: bgpd does not properly bounds check the data sent with a NOTIFY allowing leak of sensitive data or crash
An out-of-bounds read vulnerability was discovered in Quagga. A BGP peer could send a specially crafted message which would cause Quagga to read out of bounds, potentially causing a crash or disclosure of up to 64KB process memory to the peer.

Find out more about CVE-2018-5378 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This vulnerability affects Quagga versions after 1.1.0. Versions 0.99.x, included with Red Hat Enterprise Linux, are not affected by this issue.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 5.9
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Impact None
Availability Impact High

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 quagga Not affected
Red Hat Enterprise Linux 6 quagga Not affected
Red Hat Enterprise Linux 5 quagga Not affected

Acknowledgements

Red Hat would like to thank the Quagga project for reporting this issue.

External References

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