An Out-of-Bounds Write vulnerability in the H.323 ALG of Juniper Networks Junos OS allows an unauthenticated, network-based malicious user to cause Denial of Service (DoS). On all MX Series and SRX Series platform, when H.323 ALG is enabled and specific H.323 packets are received simultaneously, a flow processing daemon (flowd) crash will occur. Continued receipt of these specific packets will cause a sustained Denial of Service (DoS) condition. This issue affects: Juniper Networks Junos OS on MX Series and SRX Series All versions before 19.4R3-S10; 20.2 versions before 20.2R3-S6; 20.3 versions before 20.3R3-S6; 20.4 versions before 20.4R3-S5; 21.1 versions before 21.1R3-S4; 21.2 versions before 21.2R3-S3; 21.3 versions before 21.3R3-S3; 21.4 versions before 21.4R3; 22.1 versions before 22.1R2-S1, 22.1R3; 22.2 versions before 22.2R1-S2, 22.2R2.
| Vulnerable Product | Search on Vulmon | Subscribe to Product |
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juniper junos |
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juniper junos 19.4 |
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juniper junos 20.2 |
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juniper junos 20.3 |
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juniper junos 20.4 |
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juniper junos 21.1 |
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juniper junos 21.2 |
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juniper junos 21.3 |
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juniper junos 21.4 |
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juniper junos 22.1 |
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juniper junos 22.2 |
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