SARA / Free Tools / CVE / CVE-2023-28967

CVE-2023-28967 — A Use of Uninitialized Resource vulnerability in the Border Gateway Protocol (BG

A Use of Uninitialized Resource vulnerability in the Border Gateway Protocol (BGP) software of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker to send specific genuine BGP packets to a device configured with BGP to cause a Denial of

CVSS
7.5 HIGH
EPSS
0.21% (top 56.30%)
CWE
CWE-908
Published
2023-04-17T00:00:00.000Z
Last modified
2025-02-05T21:46:57.008Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

01What is this vulnerability?

A Use of Uninitialized Resource vulnerability in the Border Gateway Protocol (BGP) software of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker to send specific genuine BGP packets to a device configured with BGP to cause a Denial of Service (DoS) by crashing the Routing Protocol Daemon (rpd). This issue is triggered when the packets attempt to…

02Affected products

VendorProductVersions
Juniper NetworksJunos OSunspecified, 21.1R1, 21.2R1, 21.3R1, 21.4, 22.1, 22.2
Juniper NetworksJunos OS Evolvedunspecified, 21.1R1-EVO, 21.4-EVO, 22.1-EVO, 22.2-EVO

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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