5.8

CVE-2009-4151: bestpractical rt Improper Authentication

Modified
Published 02-12-2009Last modified 07-08-2024

Vulnerability summary

CVE-2009-4151 is a medium (CVSS 5.8) Improper Authentication vulnerability in bestpractical rt. EPSS estimates a 1.84% chance of exploitation in the next 30 days, higher than 78.8% of scored vulnerabilities.

Overall risk
24/100
0100
Low · default modelHow is this calculated?
CVSS score
5.8/10
010
Medium · v2.0 (NVD)
EPSS score
1.84%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1
DSA-1944-1

Timeline

  1. 02-12-2009
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

Session fixation vulnerability in html/Elements/SetupSessionCookie in Best Practical Solutions RT 3.0.0 through 3.6.9 and 3.8.x through 3.8.5 allows remote attackers to hijack web sessions by setting the session identifier via a manipulation that leverages "HTTP access to the RT server," a related issue to CVE-2009-3585.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

1.84%

Chance of exploitation in the next 30 days

Percentile

79%

Versus all other CVEs

30-day change

No change 0.00 pp

From 1.84% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Bestpractical1 product
  • rt3.0.1 | 3.0.2 | 3.0.3 | 3.0.4 | 3.0.5 | 3.0.6 | 3.0.7 | 3.0.7.1 | 3.0.8 | 3.0.9 | 3.0.10 | 3.0.11 | 3.0.12 | 3.2.0 | 3.2.1 | 3.2.2 | 3.2.3 | 3.4.0 | 3.4.1 | 3.4.2 | 3.4.3 | 3.4.4 | 3.4.5 | 3.4.6 | 3.6.0 | 3.6.1 | 3.6.2 | 3.6.3 | 3.6.4 | 3.6.5 | 3.6.6 | 3.6.7 | 3.6.8 | 3.6.9 | 3.8.0 | 3.8.1 | 3.8.2 | 3.8.3 | 3.8.4 | 3.8.5

1 vendor · 1 product

References

16 links
Show all 16 references