01 Record
CVE-2023-22395
Junos OS: In an MPLS scenario the processing of specific packets to the device causes a buffer leak and ultimately a loss of connectivity
MediumPUBLISHEDCNA: juniper
CNA base score6.5 CVSS v3.xCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
02 Description
Junos OS: In an MPLS scenario the processing of specific packets to the device causes a buffer leak and ultimately a loss of connectivity
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.30% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 22.9% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:A/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
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
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.
04 Metadata
- Published
- 2023-01-12 00:00Z3 YR AGO
- Last updated
- 2025-04-07 15:42Z1 YR AGO
- Reserved
- 2022-12-27
- Assigning CNA
- juniper
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.5)
- CNA CVSS vector
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-401Missing Release of Memory after Effective LifetimeVariant
- Data version
- 5.1
- Document digest
- c8ce67805c8920c58b6fa81ed160e0b51b781dcfb04aac15a7a92d9115ed295c
05 Affected products
VendorProductVersionsPlatforms
Juniper NetworksJunos OS< 19.3R3-S7, 19.4 to < 19.4R3-S9, 20.1R1 to < 20.1*, 20.2 to < 20.2R3-S5, 20.3 to < 20.3R3-S5, 20.4 to < 20.4R3-S4, 21.1 to < 21.1R3-S3, 21.2 to < 21.2R3-S2, 21.3 to < 21.3R3-S1, 21.4 to < 21.4R3, 22.1 to < 22.1R2—
06 References
- kb.juniper.nethttps://kb.juniper.net/JSA70191
07 Remediation
The following software releases have been updated to resolve this specific issue: 19.3R3-S7, 19.4R3-S9, 20.2R3-S5, 20.3R3-S5, 20.4R3-S4, 21.1R3-S3, 21.2R3-S2, 21.3R3-S1, 21.4R3, 22.1R2, 22.2R1, and all subsequent releases.