VulnerabilityModified
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.
HIGH 7.5EPSS 5.95%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.95%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 5.95% probability · 93th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- extraputty/extraputty
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/141705/ExtraPuTTY-029_rc2-Denial-Of-Service.htmlExploit, Third Party Advisory, VDB Entry
- http://www.securityfocus.com/archive/1/540300/100/0/threaded
- http://www.securityfocus.com/bid/96973Third Party Advisory, VDB Entry
- https://www.exploit-db.com/exploits/41639/
- http://packetstormsecurity.com/files/141705/ExtraPuTTY-029_rc2-Denial-Of-Service.htmlExploit, Third Party Advisory, VDB Entry
- http://www.securityfocus.com/archive/1/540300/100/0/threaded
- http://www.securityfocus.com/bid/96973Third Party Advisory, VDB Entry
- https://www.exploit-db.com/exploits/41639/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.