9

CVE-2015-0721: cisco nx-os

CVSS: 9.0v2.0HighModified
Published 06-10-2016Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2015-0721 is a high (CVSS 9.0) vulnerability in cisco nx-os. EPSS estimates a 2.75% chance of exploitation in the next 30 days, higher than 86.1% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.0/10
010
High · v2.0 (NVD)
EPSS score
2.75%
0%100%
Low · -0.11 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 06-10-2016
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

Cisco NX-OS 4.0 through 7.3 on Multilayer Director and Nexus 1000V, 2000, 3000, 3500, 4000, 5000, 5500, 5600, 6000, 7000, 7700, and 9000 devices allows remote authenticated users to bypass intended AAA restrictions and obtain privileged CLI access via crafted parameters in an SSH connection negotiation, aka Bug IDs CSCum35502, CSCuw78669, CSCuw79754, and CSCux88492.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

2.75%

Chance of exploitation in the next 30 days

Percentile

86%

Versus all other CVEs

30-day change

-0.11 pp

From 2.87% on 21-09-2026

21-09-202621-10-2026
EPSS score
2.75%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Cisco1 product
  • nx-os4.1.\(2\) | 4.1.\(3\) | 4.1.\(4\) | 4.1.\(5\) | 4.2\(3\) | 4.2\(4\) | 4.2\(6\) | 4.2\(8\) | 4.2.\(2a\) | 5.0\(2a\) | 5.0\(3\) | 5.0\(5\) | 5.1\(1\) | 5.1\(1a\) | 5.1\(3\) | 5.1\(4\) | 5.1\(5\) | 5.1\(6\) | 5.2\(1\) | 5.2\(3a\) | 5.2\(4\) | 5.2\(5\) | 5.2\(7\) | 5.2\(9\) | 6.0\(1\) | 6.0\(2\) | 6.0\(3\) | 6.0\(4\) | 6.1\(1\) | 6.1\(2\) | 6.1\(3\) | 6.1\(4\) | 6.1\(4a\) | 6.2\(2\) | 6.2\(2a\) | 6.2\(6\) | 6.2\(6b\) | 6.2\(8\) | 6.2\(8a\) | 6.2\(8b\) | 6.2\(10\) | base | 4.1\(2\)e1\(1\) | 4.1\(2\)e1\(1b\) | 4.1\(2\)e1\(1d\) | 4.1\(2\)e1\(1e\) | 4.1\(2\)e1\(1f\) | 4.1\(2\)e1\(1g\) | 4.1\(2\)e1\(1h\) | 4.1\(2\)e1\(1i\) | 4.1\(2\)e1\(1j\) | 4.0\(0\)n1\(1a\) | 4.0\(0\)n1\(2\) | 4.0\(0\)n1\(2a\) | 4.0\(1a\)n1\(1\) | 4.0\(1a\)n1\(1a\) | 4.0\(1a\)n2\(1\) | 4.0\(1a\)n2\(1a\) | 4.1\(3\)n1\(1\) | 4.1\(3\)n1\(1a\) | 4.1\(3\)n2\(1\) | 4.1\(3\)n2\(1a\) | 4.2\(1\)n1\(1\) | 4.2\(1\)n2\(1\) | 4.2\(1\)n2\(1a\) | 5.0\(2\)n1\(1\) | 5.0\(2\)n2\(1\) | 5.0\(2\)n2\(1a\) | 5.0\(3\)n1\(1c\) | 5.0\(3\)n2\(1\) | 5.0\(3\)n2\(2\) | 5.0\(3\)n2\(2a\) | 5.0\(3\)n2\(2b\) | 5.1\(3\)n1\(1\) | 5.1\(3\)n1\(1a\) | 5.1\(3\)n2\(1\) | 5.1\(3\)n2\(1a\) | 5.1\(3\)n2\(1b\) | 5.1\(3\)n2\(1c\) | 5.2\(1\)n1\(1\) | 5.2\(1\)n1\(1a\) | 5.2\(1\)n1\(1b\) | 5.2\(1\)n1\(2\) | 5.2\(1\)n1\(2a\) | 5.2\(1\)n1\(3\) | 5.2\(1\)n1\(4\) | 5.2\(1\)n1\(5\) | 5.2\(1\)n1\(6\) | 5.2\(1\)n1\(7\) | 5.2\(1\)n1\(8\) | 5.2\(1\)n1\(8a\) | 6.0\(2\)n1\(1\) | 6.0\(2\)n1\(2\) | 6.0\(2\)n1\(2a\) | 6.0\(2\)n2\(1\) | 6.0\(2\)n2\(1b\) | 6.0\(2\)n2\(2\) | 6.0\(2\)n2\(4\) | 6.0\(2\)n2\(5\) | 7.0\(0\)n1\(1\) | 7.0\(1\)n1\(1\) | 7.0\(2\)n1\(1\) | 7.0\(3\)n1\(1\) | 6.0\(2\)n2\(3\) | 4.0\(4\)sv1\(1\) | 4.0\(4\)sv1\(2\) | 4.0\(4\)sv1\(3\) | 4.0\(4\)sv1\(3a\) | 4.0\(4\)sv1\(3b\) | 4.0\(4\)sv1\(3c\) | 4.0\(4\)sv1\(3d\) | 4.2\(1\)sv1\(4\) | 4.2\(1\)sv1\(4a\) | 4.2\(1\)sv1\(4b\) | 4.2\(1\)sv1\(5.1\) | 4.2\(1\)sv1\(5.1a\) | 4.2\(1\)sv1\(5.2\) | 4.2\(1\)sv1\(5.2b\) | 4.2\(1\)sv2\(1.1\) | 4.2\(1\)sv2\(1.1a\) | 4.2\(1\)sv2\(2.1\) | 4.2\(1\)sv2\(2.1a\) | 5.2\(1\)sm1\(5.1\) | 5.0\(3\)u1\(1\) | 5.0\(3\)u1\(1a\) | 5.0\(3\)u1\(1b\) | 5.0\(3\)u1\(1d\) | 5.0\(3\)u1\(2\) | 5.0\(3\)u1\(2a\) | 5.0\(3\)u2\(1\) | 5.0\(3\)u2\(2\) | 5.0\(3\)u2\(2a\) | 5.0\(3\)u2\(2b\) | 5.0\(3\)u2\(2c\) | 5.0\(3\)u2\(2d\) | 5.0\(3\)u3\(1\) | 5.0\(3\)u3\(2\) | 5.0\(3\)u3\(2a\) | 5.0\(3\)u3\(2b\) | 5.0\(3\)u4\(1\) | 5.0\(3\)u5\(1\) | 5.0\(3\)u5\(1a\) | 5.0\(3\)u5\(1b\) | 5.0\(3\)u5\(1c\) | 5.0\(3\)u5\(1e\) | 5.0\(3\)u5\(1f\) | 5.0\(3\)u5\(1g\) | 5.0\(3\)u5\(1h\) | 6.0\(2\)u1\(1\) | 6.0\(2\)u1\(1a\) | 6.0\(2\)u1\(2\) | 6.0\(2\)u1\(3\) | 6.0\(2\)u1\(4\) | 6.0\(2\)u2\(1\) | 6.0\(2\)u2\(2\) | 6.0\(2\)u2\(3\) | 6.0\(2\)u2\(4\) | 6.0\(2\)u2\(5\) | 6.0\(2\)u2\(6\) | 6.0\(2\)u3\(1\) | 6.0\(2\)u3\(2\) | 6.0\(2\)u3\(3\) | 6.0\(2\)u3\(4\) | 6.0\(2\)u3\(5\) | 6.0\(2\)u4\(1\) | 6.0\(2\)u4\(2\) | 6.0\(2\)u4\(3\) | 6.0\(2\)u5\(1\) | 6.1\(2\)i2\(1\) | 6.1\(2\)i2\(2\) | 6.1\(2\)i2\(2a\) | 6.1\(2\)i2\(2b\) | 6.1\(2\)i2\(3\) | 6.1\(2\)i3\(1\) | 6.1\(2\)i3\(2\) | 6.1\(2\)i3\(3\) | 11.0\(1b\) | 11.0\(1c\)

1 vendor · 1 product

References

3 links