7.5

CVE-2006-4431: zend zend_platform

CVSS: 7.5v2.0HighModified
Published 29-08-2006Last modified 07-08-2024

Vulnerability summary

CVE-2006-4431 is a high (CVSS 7.5) vulnerability in zend zend_platform. EPSS estimates a 4.62% chance of exploitation in the next 30 days, higher than 91.6% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v2.0 (NVD)
EPSS score
4.62%
0%100%
Low · +0.09 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 29-08-2006
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

Multiple buffer overflows in the (a) Session Clustering Daemon and the (b) mod_cluster module in the Zend Platform 2.2.1 and earlier allow remote attackers to cause a denial of service (crash) or execute arbitrary code via a (1) empty or (2) crafted PHP session identifier (PHPSESSID).

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

4.62%

Chance of exploitation in the next 30 days

Percentile

92%

Versus all other CVEs

30-day change

+0.09 pp

From 4.53% on 21-09-2026

21-09-202621-10-2026
EPSS score
4.62%

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

Zend1 product

1 vendor · 1 product

References

10 links