An Access of Uninitialized Pointer vulnerability in SIP Application Layer Gateway (ALG) of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based malicious user to cause a Denial of Service (DoS). When specific valid SIP packets are received the PFE will crash and restart. This issue affects Juniper Networks Junos OS on SRX Series and MX Series: 20.4 versions before 20.4R3-S4; 21.1 versions before 21.1R3-S2; 21.2 versions before 21.2R3-S2; 21.3 versions before 21.3R2-S2, 21.3R3; 21.4 versions before 21.4R1-S2, 21.4R2; 22.1 versions before 22.1R1-S1, 22.1R2. This issue does not affect Juniper Networks Junos OS versions before 20.4R1.
| Vulnerable Product | Search on Vulmon | Subscribe to Product |
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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 21.4 |
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juniper junos 21.3 |
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juniper junos 22.1 |
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