01 Record
CVE-2006-6302
fail2ban 0.7.4 and earlier does not properly parse sshd log files, which allows remote attackers to add arbitrary hosts to the /etc/hosts.deny file and cause a denial of service by adding arbitrary IP
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
fail2ban 0.7.4 and earlier does not properly parse sshd log files, which allows remote attackers to add arbitrary hosts to the /etc/hosts.deny file and cause a denial of service by adding arbitrary IP
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.77% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 77.7% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2006-12-06 19:00Z19 YR AGO
- Last updated
- 2024-08-07 20:19Z2 YR AGO
- Reserved
- 2006-12-05
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- 671785eccd6c304266874e0c2bdfc25b693fc548d8e720433ae7d6b3408d9ee5
05 Affected products
VendorProductVersionsPlatforms
06 References
- security.gentoo.orgGLSA-200702-05http://security.gentoo.org/glsa/glsa-200702-05.xml
- bugs.gentoo.orghttp://bugs.gentoo.org/show_bug.cgi?id=157166
- secunia.com23237http://secunia.com/advisories/23237
- secunia.com24184http://secunia.com/advisories/24184
- exchange.xforce.ibmcloud.comfail2ban-log-message-dos(30739)https://exchange.xforce.ibmcloud.com/vulnerabilities/30739
- www.securityfocus.com21469http://www.securityfocus.com/bid/21469
- www.vupen.comADV-2006-4877http://www.vupen.com/english/advisories/2006/4877