CVE-2018-5381

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

30.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 98.1% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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.

Published

2018-02-19 13:00Z8 YR AGO

Last updated

2024-09-16 16:17Z1 YR AGO

Reserved

2018-01-12

Assigning CNA

certcc

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weaknesses

• CWE-228Improper Handling of Syntactically Invalid StructureClass
• CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')Base

Data version

5.1

Document digest

d19760d6a1cfe6b3d7b0ab0b6856c31c8eaf438b16befdce0bc0016b4b3a64f6

• gogs.quagga.nethttps://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1975.txtx_refsource_CONFIRM
• usn.ubuntu.comUSN-3573-1https://usn.ubuntu.com/3573-1/vendor-advisoryx_refsource_UBUNTU
• www.debian.orgDSA-4115https://www.debian.org/security/2018/dsa-4115vendor-advisoryx_refsource_DEBIAN
• savannah.nongnu.orghttp://savannah.nongnu.org/forum/forum.php?forum_id=9095x_refsource_CONFIRM
• security.gentoo.orgGLSA-201804-17https://security.gentoo.org/glsa/201804-17vendor-advisoryx_refsource_GENTOO
• lists.debian.org[debian-lts-announce] 20180216 [SECURITY] [DLA 1286-1] quagga security updatehttps://lists.debian.org/debian-lts-announce/2018/02/msg00021.htmlmailing-listx_refsource_MLIST
• www.kb.cert.orgVU#940439http://www.kb.cert.org/vuls/id/940439third-party-advisoryx_refsource_CERT-VN
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-451142.pdfx_refsource_CONFIRM