6.9

CVE-2009-2904: openbsd openssh Configuration

CVSS: 6.9v2.0MediumModified
AliasesRHSA-2009:1470
Published 01-10-2009Last modified 07-08-2024
Open JSON

Vulnerability summary

CVE-2009-2904 is a medium (CVSS 6.9) Configuration vulnerability in openbsd openssh. EPSS estimates a 0.32% chance of exploitation in the next 30 days, higher than 23.4% of scored vulnerabilities.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.9/10
010
Medium · v2.0 (NVD)
EPSS score
0.32%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 01-10-2009
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

A certain Red Hat modification to the ChrootDirectory feature in OpenSSH 4.8, as used in sshd in OpenSSH 4.3 in Red Hat Enterprise Linux (RHEL) 5.4 and Fedora 11, allows local users to gain privileges via hard links to setuid programs that use configuration files within the chroot directory, related to requirements for directory ownership.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

0.32%

Chance of exploitation in the next 30 days

Percentile

23%

Versus all other CVEs

30-day change

0.00 pp

From 0.32% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.32%

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

Redhat5 products
  • openssh< 0:4.3p2-36.el5_4.2
  • openssh-askpass< 0:4.3p2-36.el5_4.2
  • openssh-clients< 0:4.3p2-36.el5_4.2
  • openssh-debuginfo< 0:4.3p2-36.el5_4.2
  • openssh-server< 0:4.3p2-36.el5_4.2
Openbsd1 product

2 vendors · 6 products

References

17 links
Show all 17 references