Junos OS and Junos OS Evolved: The rpd will crash upon receiving a malformed BGP UPDATE message (Juniper Networks Junos OS)

CVE-2023-44204
MEDIUM 6.5

At a glance

Source
NVD
EPSS
EPSS 0.30 % · percentile 23 ()
State
PUBLISHED
Published
Updated
Assigner
juniper
NVD status
Analyzed

Description

An Improper Validation of Syntactic Correctness of Input vulnerability in Routing Protocol Daemon (rpd) Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network based attacker to cause a Denial of Service (DoS). When a malformed BGP UPDATE packet is received over an established BGP session, the rpd crashes and restarts. This issue affects both eBGP and iBGP implementations. This issue affects: Juniper Networks Junos OS * 21.4 versions prior to 21.4R3-S4; * 22.1 versions prior to 22.1R3-S3; * 22.2 versions prior to 22.2R3-S2; * 22.3 versions prior to 22.3R2-S2, 22.3R3; * 22.4 versions prior to 22.4R2-S1, 22.4R3; * 23.2 versions prior to 23.2R1, 23.2R2; Juniper Networks Junos OS Evolved * 21.4 versions prior to 21.4R3-S5-EVO; * 22.1 versions prior to 22.1R3-S3-EVO; * 22.2 versions prior to 22.2R3-S3-EVO; * 22.3 versions prior to 22.3R2-S2-EVO; * 22.4 versions prior to 22.4R3-EVO; * 23.2 versions prior to 23.2R2-EVO;

Weaknesses (CWE)

  • CWE-1286 — Improper Validation of Syntactic Correctness of Input
  • CWE-20 — Improper Input Validation

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hjuniper
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HNVD · sirt@juniper.net (Secondary)
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Juniper Networks · Junos OSaffected 21.4 < 21.4R3-S4 ; affected 22.1 < 22.1R3-S3 ; affected 22.2 < 22.2R3-S2 ; affected 22.3 < 22.3R2-S2, 22.3R3 ; affected 22.4 < 22.4R2-S1, 22.4R3 ; affected 23.2 < 23.2R1, 23.2R2
Juniper Networks · Junos OS Evolvedaffected 21.4-EVO < 21.4R3-S5-EVO ; affected 22.1-EVO < 22.1R3-S3-EVO ; affected 22.2-EVO < 22.2R3-S3-EVO ; affected 22.3-EVO < 22.3R2-S2-EVO ; affected 22.4-EVO < 22.4R3-EVO ; affected 23.2-EVO < 23.2R2-EVO

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD