7.5high

CVE-2017-9557

register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to discover passwords by sending the username par…

Published 9 y ago · modified 4 mo ago · JSON

CVSS
7.5
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
1.7%
percentile 77%
Public exploits
0
none known

Summary

register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to discover passwords by sending the username parameter in conjunction with an empty password parameter, and reading the HTML source code of the response.

Exploit prediction (EPSS)

1.67% probability of exploitation in the next 30 days, higher than 77% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.17.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD2.05.0AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-522 Insufficiently Protected Credentials

References

  • exploit-db.com /exploits/42153/ · exploit, x_refsource_EXPLOIT-DB, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.