UpHeron
All vulnerabilities

Servers and applications

CVE-2009-4304

Moodle 1.8 before 1.8.11 and 1.9 before 1.9.7 does not use a random password salt in config.php, which makes it easier for attackers to conduct brute-force password guessing attacks.

Severity
High 7.5
Published
16 Dec 2009
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.8% in the next 30 daysHigher than 79% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-255
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Sources
NVD

Affected software

SoftwareAffected versions
MoodleServers and applications · cpe:a:moodle:moodle
  • Version 1.9.6
  • Version 1.9.5
  • Version 1.9.4
  • Version 1.9.3
All 15 release lines
  • Version 1.8.1
  • Version 1.8.2
  • Version 1.8.3
  • Version 1.8.4
  • Version 1.8.5
  • Version 1.8.7
  • Version 1.8.8
  • Version 1.8.9
  • Version 1.8.10
  • Version 1.9.1
  • Version 1.9.2
  • Version 1.9.3
  • Version 1.9.4
  • Version 1.9.5
  • Version 1.9.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2009-4304
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2009-4304