01 Record
CVE-2019-11777
In the Eclipse Paho Java client library version 1.2.0, when connecting to an MQTT server using TLS and setting a host name verifier, the result of that verification is not checked. This could allow
UnratedPUBLISHEDCNA: eclipse
CNA base scoreUnratedNo CNA CVSS vector
02 Description
In the Eclipse Paho Java client library version 1.2.0, when connecting to an MQTT server using TLS and setting a host name verifier, the result of that verification is not checked. This could allow
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
- 0.80% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 56.3% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- 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
- 2019-09-11 17:55Z7 YR AGO
- Last updated
- 2024-08-04 23:03Z2 YR AGO
- Reserved
- 2019-05-06
- Assigning CNA
- eclipse
- 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
- a4f7fb96eb621661100b764b4048b1f59ad34b35d30454303697e57c8e2b018a
05 Affected products
VendorProductVersionsPlatforms
06 References
- bugs.eclipse.orghttps://bugs.eclipse.org/bugs/show_bug.cgi?id=549934