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CVE-2023-28980

Junos OS and Junos OS Evolved: In a BGP rib sharding scenario an rpd crash will happen shortly after a specific CLI command is issued

5.5 Medium

A Use After Free vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows a locally authenticated attacker with low privileges to cause Denial of Service (DoS). In a rib sharding scenario the rpd process will crash shortly after specific CLI command is issued. This issue is more likely to occur in a scenario with high route scale (>1M routes).

This issue affects: Juniper Networks Junos OS

  • 20.2 version 20.2R3-S5 and later versions prior to 20.2R3-S6;
  • 20.3 version 20.3R3-S2 and later versions prior to 20.3R3-S5;
  • 20.4 version 20.4R3-S1 and later versions prior to 20.4R3-S4
  • 21.1 version 21.1R3 and later versions prior to 21.1R3-S3;
  • 21.2 version 21.2R1-S2, 21.2R2-S1 and later versions prior to 21.2R3-S2;
  • 21.3 version 21.3R2 and later versions prior to 21.3R3;
  • 21.4 versions prior to 21.4R2-S1, 21.4R3;
  • 22.1 versions prior to 22.1R2.

Juniper Networks Junos OS Evolved

  • 20.4-EVO version 20.4R3-S1-EVO and later versions prior to 20.4R3-S6-EVO;
  • 21.2-EVO version 21.2R1-S2-EVO and later versions prior to 21.2R3-S4-EVO;
  • 21.3-EVO version 21.3R2-EVO and later versions prior to 21.3R3-S1-EVO;
  • 21.4-EVO versions prior to 21.4R2-S1-EVO, 21.4R3-EVO;
  • 22.1-EVO versions prior to 22.1R2-EVO.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.17%Up 0.1 points since Apr 18, 2023
90%50%10%1%

What each source reports

CVE List Score used 5.5

Junos OS and Junos OS Evolved: In a BGP rib sharding scenario an rpd crash will happen shortly after a specific CLI command is issued

A Use After Free vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows a locally authenticated attacker with low privileges to cause Denial of Service (DoS). In a rib sharding scenario the rpd process will crash shortly after specific CLI command is issued. This issue is more likely to occur in a scenario with high route scale (>1M routes).

This issue affects: Juniper Networks Junos OS

  • 20.2 version 20.2R3-S5 and later versions prior to 20.2R3-S6;
  • 20.3 version 20.3R3-S2 and later versions prior to 20.3R3-S5;
  • 20.4 version 20.4R3-S1 and later versions prior to 20.4R3-S4
  • 21.1 version 21.1R3 and later versions prior to 21.1R3-S3;
  • 21.2 version 21.2R1-S2, 21.2R2-S1 and later versions prior to 21.2R3-S2;
  • 21.3 version 21.3R2 and later versions prior to 21.3R3;
  • 21.4 versions prior to 21.4R2-S1, 21.4R3;
  • 22.1 versions prior to 22.1R2.

Juniper Networks Junos OS Evolved

  • 20.4-EVO version 20.4R3-S1-EVO and later versions prior to 20.4R3-S6-EVO;
  • 21.2-EVO version 21.2R1-S2-EVO and later versions prior to 21.2R3-S4-EVO;
  • 21.3-EVO version 21.3R2-EVO and later versions prior to 21.3R3-S1-EVO;
  • 21.4-EVO versions prior to 21.4R2-S1-EVO, 21.4R3-EVO;
  • 22.1-EVO versions prior to 22.1R2-EVO.
Record
CVE-2023-28980
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-416
Updated
2026-11-02
EUVDEUVD-2023-32598 5.5

A Use After Free vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows a locally authenticated attacker with low privileges to cause Denial of Service (DoS). In a rib sharding scenario the rpd process will crash shortly after specific CLI command is issued. This issue is more likely to occur in a scenario with high route scale (>1M routes).

This issue affects: Juniper Networks Junos OS

  • 20.2 version 20.2R3-S5 and later versions prior to 20.2R3-S6;
  • 20.3 version 20.3R3-S2 and later versions prior to 20.3R3-S5;
  • 20.4 version 20.4R3-S1 and later versions prior to 20.4R3-S4
  • 21.1 version 21.1R3 and later versions prior to 21.1R3-S3;
  • 21.2 version 21.2R1-S2, 21.2R2-S1 and later versions prior to 21.2R3-S2;
  • 21.3 version 21.3R2 and later versions prior to 21.3R3;
  • 21.4 versions prior to 21.4R2-S1, 21.4R3;
  • 22.1 versions prior to 22.1R2.

Juniper Networks Junos OS Evolved

  • 20.4-EVO version 20.4R3-S1-EVO and later versions prior to 20.4R3-S6-EVO;
  • 21.2-EVO version 21.2R1-S2-EVO and later versions prior to 21.2R3-S4-EVO;
  • 21.3-EVO version 21.3R2-EVO and later versions prior to 21.3R3-S1-EVO;
  • 21.4-EVO versions prior to 21.4R2-S1-EVO, 21.4R3-EVO;
  • 22.1-EVO versions prior to 22.1R2-EVO.
Record
EUVD-2023-32598
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-xc2g-3f28-fmc4 5.5

A Use After Free vulnerability in the routing protocol daemon of Juniper Networks Junos OS and...

A Use After Free vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows a locally authenticated attacker with low privileges to cause Denial of Service (DoS). In a rib sharding scenario the rpd process will crash shortly after specific CLI command is issued. This issue is more likely to occur in a scenario with high route scale (>1M routes). This issue affects: Juniper Networks Junos OS 20.2 version 20.2R3-S5 and later versions prior to 20.2R3-S6; 20.3 version 20.3R3-S2 and later versions prior to 20.3R3-S5; 20.4 version 20.4R3-S1 and later versions prior to 20.4R3-S4 21.1 version 21.1R3 and later versions prior to 21.1R3-S3; 21.2 version 21.2R1-S2, 21.2R2-S1 and later versions prior to 21.2R3-S2; 21.3 version 21.3R2 and later versions prior to 21.3R3; 21.4 versions prior to 21.4R2-S1, 21.4R3; 22.1 versions prior to 22.1R2. Juniper Networks Junos OS Evolved 20.4-EVO version 20.4R3-S1-EVO and later versions prior to 20.4R3-S6-EVO; 21.2-EVO version 21.2R1-S2-EVO and later versions prior to 21.2R3-S4-EVO; 21.3-EVO version 21.3R2-EVO and later versions prior to 21.3R3-S1-EVO; 21.4-EVO versions prior to 21.4R2-S1-EVO, 21.4R3-EVO; 22.1-EVO versions prior to 22.1R2-EVO.

Record
GHSA-xc2g-3f28-fmc4
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-416
Updated
2026-11-02
NVD 5.5

A Use After Free vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows a locally authenticated attacker with low privileges to cause Denial of Service (DoS). In a rib sharding scenario the rpd process will crash shortly after specific CLI command is issued. This issue is more likely to occur in a scenario with high route scale (>1M routes).

This issue affects: Juniper Networks Junos OS

  • 20.2 version 20.2R3-S5 and later versions prior to 20.2R3-S6;
  • 20.3 version 20.3R3-S2 and later versions prior to 20.3R3-S5;
  • 20.4 version 20.4R3-S1 and later versions prior to 20.4R3-S4
  • 21.1 version 21.1R3 and later versions prior to 21.1R3-S3;
  • 21.2 version 21.2R1-S2, 21.2R2-S1 and later versions prior to 21.2R3-S2;
  • 21.3 version 21.3R2 and later versions prior to 21.3R3;
  • 21.4 versions prior to 21.4R2-S1, 21.4R3;
  • 22.1 versions prior to 22.1R2.

Juniper Networks Junos OS Evolved

  • 20.4-EVO version 20.4R3-S1-EVO and later versions prior to 20.4R3-S6-EVO;
  • 21.2-EVO version 21.2R1-S2-EVO and later versions prior to 21.2R3-S4-EVO;
  • 21.3-EVO version 21.3R2-EVO and later versions prior to 21.3R3-S1-EVO;
  • 21.4-EVO versions prior to 21.4R2-S1-EVO, 21.4R3-EVO;
  • 22.1-EVO versions prior to 22.1R2-EVO.
Record
CVE-2023-28980
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-416
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-28980 is a medium vulnerability (CVSS 5.5) in Juniper Junos, published April 17, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 6th percentile. No source names a fixed version.

References

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