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CVE-2019-1759

MEDIUMCVSS 5.3/10EPSS 4.40%

Last modified

CVE-2019-1759 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A vulnerability in access control list (ACL) functionality of the Gigabit Ethernet Management interface of Cisco IOS XE Software could allow an unauthenticated, remote attacker to reach the configured IP addresses on the Gigabit Ethernet Management interface. The vulnerability is due to a logic error that was introduced in the Cisco IOS XE Software 16.1.1 Release, which prevents the ACL from working when applied against the management interface. EPSS estimates a 4.40% chance of exploitation in the next 30 days.

Description

A vulnerability in access control list (ACL) functionality of the Gigabit Ethernet Management interface of Cisco IOS XE Software could allow an unauthenticated, remote attacker to reach the configured IP addresses on the Gigabit Ethernet Management interface. The vulnerability is due to a logic error that was introduced in the Cisco IOS XE Software 16.1.1 Release, which prevents the ACL from working when applied against the management interface. An attacker could exploit this issue by attempting to access the device via the management interface.

Metrics

CVSS 3.1
5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS Probability
4.40%

90.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoIos Xe3.2.0ja
CiscoIos Xe16.2.1
CiscoIos Xe16.2.2
CiscoIos Xe16.3.1
CiscoIos Xe16.3.1a
CiscoIos Xe16.3.2
CiscoIos Xe16.3.3
CiscoIos Xe16.3.4
CiscoIos Xe16.3.5
CiscoIos Xe16.3.5b
CiscoIos Xe16.3.6
CiscoIos Xe16.3.7
CiscoIos Xe16.4.1
CiscoIos Xe16.4.2
CiscoIos Xe16.4.3
CiscoIos Xe16.5.1
CiscoIos Xe16.5.1a
CiscoIos Xe16.5.1b
CiscoIos Xe16.5.2
CiscoIos Xe16.5.3
CiscoIos Xe16.6.1
CiscoIos Xe16.6.2
CiscoIos Xe16.6.3
CiscoIos Xe16.6.4
CiscoIos Xe16.6.4a
CiscoIos Xe16.6.4s
CiscoIos Xe16.7.1
CiscoIos Xe16.7.1a
CiscoIos Xe16.7.1b
CiscoIos Xe16.7.2
CiscoIos Xe16.8.1
CiscoIos Xe16.8.1a
CiscoIos Xe16.8.1b
CiscoIos Xe16.8.1c
CiscoIos Xe16.8.1d
CiscoIos Xe16.8.1e
CiscoIos Xe16.8.1s
CiscoIos Xe16.8.2
CiscoIos Xe16.9.1
CiscoIos Xe16.9.1a
CiscoIos Xe16.9.1b
CiscoIos Xe16.9.1c
CiscoIos Xe16.9.1d
CiscoIos Xe16.9.1s
CiscoIos Xe16.9.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-1759?
A vulnerability in access control list (ACL) functionality of the Gigabit Ethernet Management interface of Cisco IOS XE Software could allow an unauthenticated, remote attacker to reach the configured IP addresses on the Gigabit Ethernet Management interface. The vulnerability is due to a logic error that was introduced in the Cisco IOS XE Software 16.1.1 Release, which prevents the ACL from working when applied against the management interface. An attacker could exploit this issue by attempting to access the device via the management interface.
How severe is CVE-2019-1759?
CVE-2019-1759 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 4.40% probability of exploitation in the next 30 days.
How do I fix CVE-2019-1759?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-1759?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST