ghsa-38gm-m6ww-x846
Vulnerability from github
Published
2024-01-12 03:30
Modified
2024-01-12 03:30
Severity ?
Details
An Improper Validation of Syntactic Correctness of Input vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS).
If an attacker sends high rate of specific ICMP traffic to a device with VXLAN configured, this causes a deadlock of the PFE and results in the device becoming unresponsive. A manual restart will be required to recover the device.
This issue only affects EX4100, EX4400, EX4600, QFX5000 Series devices.
This issue affects:
Juniper Networks Junos OS
- 21.4R3 versions earlier than 21.4R3-S4;
- 22.1R3 versions earlier than 22.1R3-S3;
- 22.2R2 versions earlier than 22.2R3-S1;
- 22.3 versions earlier than 22.3R2-S2, 22.3R3;
- 22.4 versions earlier than 22.4R2;
- 23.1 versions earlier than 23.1R2.
{ "affected": [], "aliases": [ "CVE-2024-21595" ], "database_specific": { "cwe_ids": [ "CWE-1286" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2024-01-12T01:15:47Z", "severity": "HIGH" }, "details": "\nAn Improper Validation of Syntactic Correctness of Input vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS).\n\nIf an attacker sends high rate of specific ICMP traffic to a device with VXLAN configured, this causes a deadlock of the PFE and results in the device becoming unresponsive. A manual restart will be required to recover the device.\n\nThis issue only affects EX4100, EX4400, EX4600, QFX5000 Series devices.\n\nThis issue affects:\n\nJuniper Networks Junos OS\n\n\n\n * 21.4R3 versions earlier than 21.4R3-S4;\n * 22.1R3 versions earlier than 22.1R3-S3;\n * 22.2R2 versions earlier than 22.2R3-S1;\n * 22.3 versions earlier than 22.3R2-S2, 22.3R3;\n * 22.4 versions earlier than 22.4R2;\n * 23.1 versions earlier than 23.1R2.\n\n\n\n\n\n\n", "id": "GHSA-38gm-m6ww-x846", "modified": "2024-01-12T03:30:48Z", "published": "2024-01-12T03:30:48Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-21595" }, { "type": "WEB", "url": "https://advisory.juniper.net/JSA75734" }, { "type": "WEB", "url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "type": "CVSS_V3" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.