5

CVE-1999-0157: cisco ios

CVSS: 5.0v2.0MediumModified
Published 29-09-1999Last modified 01-08-2024
Open JSON

Vulnerability summary

CVE-1999-0157 is a medium (CVSS 5.0) vulnerability in cisco ios. EPSS estimates a 1.09% chance of exploitation in the next 30 days, higher than 64.9% of scored vulnerabilities.

Overall risk
20/100
0100
Low · default modelHow is this calculated?
CVSS score
5.0/10
010
Medium · v2.0 (NVD)
EPSS score
1.09%
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. 29-09-1999
    PublishedVulnerability first disclosed.
  2. 01-08-2024
    Last modifiedVulnerability information updated.

Description

Cisco PIX firewall and CBAC IP fragmentation attack results in a denial of service.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

1.09%

Chance of exploitation in the next 30 days

Percentile

65%

Versus all other CVEs

30-day change

0.00 pp

From 1.09% on 18-09-2026

18-09-202618-10-2026
EPSS score
1.09%

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

No weakness data has been published for this record.

Affected systems

Cisco2 products

1 vendor · 2 products

References

1 links