4.3

CVE-2018-1503: ibm websphere_mq Improper Input Validation

CVSS: 4.3v3.0MediumModified
Published 23-07-2018Last modified 16-09-2024
Open JSON

Vulnerability summary

CVE-2018-1503 is a medium (CVSS 4.3) Improper Input Validation vulnerability in ibm websphere_mq. EPSS estimates a 1.99% chance of exploitation in the next 30 days, higher than 80.3% of scored vulnerabilities.

Overall risk
18/100
0100
Low · default modelHow is this calculated?
CVSS score
4.3/10
010
Medium · v3.0 (CVE.org)
EPSS score
1.99%
0%100%
Low · -0.03 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 23-07-2018
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

IBM WebSphere MQ 7.5, 8.0, and 9.0 could allow a remotely authenticated attacker to to send invalid or malformed headers that could cause messages to no longer be transmitted via the affected channel. IBM X-Force ID: 141339.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

1.99%

Chance of exploitation in the next 30 days

Percentile

80%

Versus all other CVEs

30-day change

-0.03 pp

From 2.02% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.99%

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

Ibm1 product
  • websphere_mq7.5 | 8.0 | 9.0 | ≥ 7.5.0.0, ≤ 7.5.0.8 | ≥ 8.0.0.0, ≤ 8.0.0.9 | ≥ 9.0.0.0, ≤ 9.0.0.3

1 vendor · 1 product

References

4 links