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CVE-2015-4184: cisco email_security_appliance_firmware Improper Input Validation

CVSS: 5.0v2.0MediumModified
Published 13-06-2015Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2015-4184 is a medium (CVSS 5.0) Improper Input Validation vulnerability in cisco email_security_appliance_firmware. EPSS estimates a 3.47% chance of exploitation in the next 30 days, higher than 88.9% of scored vulnerabilities.

Overall risk
21/100
0100
Low · default modelHow is this calculated?
CVSS score
5.0/10
010
Medium · v2.0 (NVD)
EPSS score
3.47%
0%100%
Low · -0.02 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 13-06-2015
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

The anti-spam scanner on Cisco Email Security Appliance (ESA) devices 3.3.1-09, 7.5.1-gpl-022, and 8.5.6-074 allows remote attackers to bypass intended e-mail restrictions via a malformed DNS SPF record, aka Bug IDs CSCuu35853 and CSCuu37733.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

3.47%

Chance of exploitation in the next 30 days

Percentile

89%

Versus all other CVEs

30-day change

-0.02 pp

From 3.49% on 19-09-2026

19-09-202619-10-2026
EPSS score
3.47%

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

1 vendor · 1 product

References

3 links