01 Record
CVE-2017-7183
The TFTP server in ExtraPuTTY 0.30 and earlier allows remote attackers to cause a denial of service (crash) via a large (1) read or (2) write TFTP protocol message.
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The TFTP server in ExtraPuTTY 0.30 and earlier allows remote attackers to cause a denial of service (crash) via a large (1) read or (2) write TFTP protocol message.
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
- 5.94% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 92.9% 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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- 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
- 2017-03-27 17:00Z9 YR AGO
- Last updated
- 2024-08-05 15:56Z2 YR AGO
- Reserved
- 2017-03-19
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- 841c2dfb7717b1233aacd2854ff65dc28718e90a137d52375c7c038925e027e3
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.securityfocus.com96973http://www.securityfocus.com/bid/96973
- packetstormsecurity.comhttp://packetstormsecurity.com/files/141705/ExtraPuTTY-029_rc2-Denial-Of-Service.html
- www.exploit-db.com41639https://www.exploit-db.com/exploits/41639/
- www.securityfocus.com20170320 CVE-2017-7183 ExtraPuTTY v029_RC2 TFTP Denial Of Servicehttp://www.securityfocus.com/archive/1/540300/100/0/threaded