CVE-2020-1647

Summary

On Juniper Networks SRX Series with ICAP (Internet Content Adaptation Protocol) redirect service enabled, a double free vulnerability can lead to a Denial of Service (DoS) or Remote Code Execution (RCE) due to processing of a specific HTTP message. Continued processing of this specific HTTP message may result in an extended Denial of Service (DoS). The offending HTTP message that causes this issue may originate both from the HTTP server or the client. This issue affects Juniper Networks Junos OS on SRX Series: 18.1 versions prior to 18.1R3-S9; 18.2 versions prior to 18.2R3-S3; 18.3 versions prior to 18.3R2-S4, 18.3R3-S1; 18.4 versions prior to 18.4R2-S5, 18.4R3; 19.1 versions prior to 19.1R2; 19.2 versions prior to 19.2R1-S2, 19.2R2; 19.3 versions prior to 19.3R2. This issue does not affect Juniper Networks Junos OS prior to 18.1R1.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OSunspecified < 18.1R1unaffected
Juniper NetworksJunos OS18.1 < 18.1R3-S9affected
Juniper NetworksJunos OS18.2 < 18.2R3-S3affected
Juniper NetworksJunos OS18.3 < 18.3R2-S4, 18.3R3-S1affected
Juniper NetworksJunos OS18.4 < 18.4R2-S5, 18.4R3affected
Juniper NetworksJunos OS19.1 < 19.1R2affected
Juniper NetworksJunos OS19.2 < 19.2R1-S2, 19.2R2affected
Juniper NetworksJunos OS19.3 < 19.3R2affected

Weaknesses

  • CWE-415: CWE-415 Double Free

Workarounds

Disable ICAP redirect service otherwise there are no viable workarounds for this issue.

ADP Enrichment

CVE Program Container

Additional References

References