What is CVE-2020-1654?

CVE-2020-1654 is a critical-severity vulnerability in Juniper Junos, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2020-07-17.

How severe is CVE-2020-1654?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Juniper Junos

CVE-2020-1654

On Juniper Networks SRX Series with ICAP (Internet Content Adaptation Protocol) redirect service enabled, processing a malformed HTTP message can lead to a Denial of Service (DoS) or Remote Code Execution (RCE) Continued processing of this…

Vulnerability class: Buffer Overflow

EPSS: 0.022 (80.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Juniper Junos — versions 18.1, 18.2, 18.3
Juniper Networks Junos Os — versions 18.1, 18.2, 18.3

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

sirt@juniper.net (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-1654?: CVE-2020-1654 is a critical-severity vulnerability in Juniper Junos, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2020-07-17.
How severe is CVE-2020-1654?: Critical severity. CVSS v3 base score is 9.8 out of 10.