CVE-2023-38283

mediumpriority · track · 21EPSS 0.014 · 72 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.36% (72nd) EPSS

CVSS 5.3 · medium

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-28

In OpenBGPD before 8.1, incorrect handling of BGP update data (length of path attributes) set by a potentially distant remote actor may cause the system to incorrectly reset a session. This is fixed in OpenBSD 7.3 errata 006.

cvss

Technical severity, 0–10. One row per scoring source.

5.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 1.4

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-754USprimary

affected products (4)

Products and version ranges known to be affected.

OpenBSD OpenBSD 7.2all versionscert_bundDEcpe:/a:openbsd:openbsd:7.2
OpenBSD OpenBSD 7.3all versionscert_bundDEcpe:/a:openbsd:openbsd:7.3
n/a n/a≤ n/aenisa_euvdEU
openbgpd openbgpd< 8.1nvdUScpe:2.3:a:openbgpd:openbgpd:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-1742OpenBSD: Mehrere SchwachstellenDeutsch2023-07-12csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in OpenBSD ausnutzen, um einen Denial of Service Angriff durchzuführen, Sicherheitsmaßnahmen zu umgehen und nicht näher spezifizierte Auswirkungen zu verursachen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2023-08-29modified 2026-06-17

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references (16)

External citations — patches, advisories, analysis.

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