Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2006-5540

14
FAUCET Score

CVE-2006-5540 describes a denial-of-service vulnerability in PostgreSQL 8.1.x before 8.1.5. Remote authenticated users can crash the database daemon by using specific aggregate functions within an UPDATE statement, due to improper handling during MIN/MAX index optimization. This vulnerability has a CVSS score of 4.0, indicating a low severity, as it requires authentication and only results in a partial denial of service. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
6.3.2CPE matchmatch criteria
cpe:2.3:a:postgresql:postgresql:6.3.2:*:*:*:*:*:*:*
6.5.3CPE matchmatch criteria
cpe:2.3:a:postgresql:postgresql:6.5.3:*:*:*:*:*:*:*
7.0.2CPE matchmatch criteria
cpe:2.3:a:postgresql:postgresql:7.0.2:*:*:*:*:*:*:*
7.0.3CPE matchmatch criteria
cpe:2.3:a:postgresql:postgresql:7.0.3:*:*:*:*:*:*:*
7.1CPE matchmatch criteria
cpe:2.3:a:postgresql:postgresql:7.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.0MEDIUM

AV:N/AC:L/Au:S/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Exploitability Score
8.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.93%
Probability of exploitation in next 30 days
EPSS Percentile
77.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0193 is in the 90th percentile among its peer group of 21,977 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: rh-postgresql-0:7.3.18-1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: postgresql-0:7.4.16-1.RHEL4.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: postgresql-0:8.1.8-1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Web Application Stack for RHEL 4Fixed in: postgresql-0:8.1.7-3.el4s1.1
View patch

Vendor Advisories (1)

redhatCVE-2006-5540Low

security flaw

Oct 16, 2006

References

patches.sgi.com / support/free/security/advisories/20070201-01-P.asc
projects.commandprompt.com / public/pgsql/changeset/25504
secunia.com / advisories/22562
PatchVendor Advisory
secunia.com / advisories/22584
PatchVendor Advisory
secunia.com / advisories/22606
secunia.com / advisories/22636
secunia.com / advisories/23048
secunia.com / advisories/23132
secunia.com / advisories/24094
secunia.com / advisories/24284
secunia.com / advisories/24577
securitytracker.com / id
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11425
support.avaya.com / elmodocs2/security/ASA-2007-117.htm
support.novell.com / techcenter/psdb/59650c03a8bc5ae310cd7898bd106ad2.html
mandriva.com / security/advisories
novell.com / linux/security/advisories/2006_27_sr.html
postgresql.org / about/news.664
redhat.com / support/errata/RHSA-2007-0064.html
redhat.com / support/errata/RHSA-2007-0067.html
redhat.com / support/errata/RHSA-2007-0068.html
securityfocus.com / bid/20717
Patch
trustix.org / errata/2006/0059
ubuntu.com / usn/usn-369-1
ubuntu.com / usn/usn-369-2
vupen.com / english/advisories/2006/4182