CVE-2018-15377

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.59% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 73.4% of scored records. A rank, not a probability.

NVD base score

8.6 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2018-10-05 14:00Z7 YR AGO

Last updated

2024-11-26 14:35Z1 YR AGO

Reserved

2018-08-17

Assigning CNA

cisco

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-400Uncontrolled Resource ConsumptionClass
• CWE-401Missing Release of Memory after Effective LifetimeVariant

Data version

5.1

Document digest

012bc71a763fe969714a1ec157f908cefc2cac6c51f20e693692a11341504c9b

• tools.cisco.com20180926 Cisco IOS and IOS XE Software Plug and Play Agent Memory Leak Vulnerabilityhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-pnp-memleakvendor-advisoryx_refsource_CISCO
• ics-cert.us-cert.govhttps://ics-cert.us-cert.gov/advisories/ICSA-19-094-02x_refsource_MISC