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01 Record

CVE-2018-5378

The Quagga BGP daemon (bgpd) prior to version 1.2.3 does not properly bounds check the data sent with a NOTIFY to a peer, if an attribute length is invalid. Arbitrary data from the bgpd process may be

HighPUBLISHEDCNA: certcc
CNA base score7.1 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
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02 Description

The Quagga BGP daemon (bgpd) prior to version 1.2.3 does not properly bounds check the data sent with a NOTIFY to a peer, if an attribute length is invalid. Arbitrary data from the bgpd process may be

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
74.20% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 99.4% of scored records. A rank, not a probability.
NVD base score
5.9 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2018-02-19 13:00Z8 YR AGO
Last updated
2024-09-16 20:16Z2 YR AGO
Reserved
2018-01-12
Assigning CNA
certcc
Record state
PUBLISHED
Severity
High (CVSS 7.1)
CNA CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
Weaknesses
  • CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
  • CWE-125Out-of-bounds ReadBase
Data version
5.1
Document digest
2efe8428ddac55ddbc71395b03015f2d0fd4c8a33a8021a210ee1a8c2c840283

05 Affected products

VendorProductVersionsPlatforms
Quaggabgpdbpgd to < 1.2.3—

06 References