8.6

CVE-2018-0157: cisco ios_xe Data Processing Errors

CVSS: 8.6v3.1HighModified
Published 28-03-2018Last modified 02-12-2024
Open JSON

Vulnerability summary

CVE-2018-0157 is a high (CVSS 8.6) Data Processing Errors vulnerability in cisco ios_xe. EPSS estimates a 2.67% chance of exploitation in the next 30 days, higher than 85.5% of scored vulnerabilities.

Overall risk
35/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.6/10
010
High · v3.1 (NVD)
EPSS score
2.67%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 28-03-2018
    PublishedVulnerability first disclosed.
  2. 02-12-2024
    Last modifiedVulnerability information updated.

Description

A vulnerability in the Zone-Based Firewall code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a device to reload. The vulnerability is due to the way fragmented packets are handled in the firewall code. An attacker could exploit this vulnerability by sending fragmented IP Version 4 or IP Version 6 packets through an affected device. An exploit could allow the attacker to cause the device to crash, resulting in a denial of service (DoS) condition. The following releases of Cisco IOS XE Software are vulnerable: Everest-16.4.1, Everest-16.4.2, Everest-16.5.1, Everest-16.5.1b, Everest-16.6.1, Everest-16.6.1a. Cisco Bug IDs: CSCvf60296.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

2.67%

Chance of exploitation in the next 30 days

Percentile

86%

Versus all other CVEs

30-day change

0.00 pp

From 2.67% on 20-09-2026

20-09-202620-10-2026
EPSS score
2.67%

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
  • ios_xe16.4.1 | 16.4.2 | 16.5.1 | 16.5.1b | 16.6.1 | 16.6.1a

1 vendor · 1 product

References

3 links