What is CVE-2020-3119?

CVE-2020-3119 is a high-severity vulnerability in Cisco Unified Computing System (Managed), classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2020-02-05.

How severe is CVE-2020-3119?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2020-3119 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Cisco Unified Computing System (Managed)

CVE-2020-3119

A vulnerability in the Cisco Discovery Protocol implementation for Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code or cause a reload on an affected device. The vulnerability exists because t…

Vulnerability class: Buffer Overflow

EPSS: 0.051 (91.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
psirt@cisco.com (VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-3119?: CVE-2020-3119 is a high-severity vulnerability in Cisco Unified Computing System (Managed), classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2020-02-05.
How severe is CVE-2020-3119?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2020-3119 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.