CVE-2011-4905
Apache ActiveMQ before 5.6.0 allows remote attackers to cause a denial of service (file-descriptor exhaustion and broker crash or hang) by sending many openwire failover:tcp:// connection requests.
02 Description
Apache ActiveMQ before 5.6.0 allows remote attackers to cause a denial of service (file-descriptor exhaustion and broker crash or hang) by sending many openwire failover:tcp:// connection requests.
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
- 8.50% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 95.0% 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
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
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
- 2012-01-05 16:00Z14 YR AGO
- Last updated
- 2024-08-07 00:16Z2 YR AGO
- Reserved
- 2011-12-23
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 63ae7d2d57df75befad61a090c3326d600a07352c09f607cf0192b2ed23ca247
05 Affected products
06 References
- www.securityfocus.com50904http://www.securityfocus.com/bid/50904
- svn.apache.orghttp://svn.apache.org/viewvc?view=revision&revision=1209700
- openwall.com[oss-security] 20111225 Re: CVE Request for Apache ActiveMQ DoShttp://openwall.com/lists/oss-security/2011/12/25/6
- openwall.com[oss-security] 20111224 CVE Request for Apache ActiveMQ DoShttp://openwall.com/lists/oss-security/2011/12/25/2
- issues.apache.orghttps://issues.apache.org/jira/browse/AMQ-3294
- svn.apache.orghttp://svn.apache.org/viewvc?view=revision&revision=1211844
- secunia.com47112http://secunia.com/advisories/47112
07 Fixed in
Debian 12
- activemq Fixed in 5.5.0+dfsg-5
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- activemq Fixed in 5.5.0+dfsg-5
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.