7.3high

CVE-2018-10240

SolarWinds Serv-U MFT before 15.1.6 HFv1 assigns authenticated users a low-entropy session token that can be included in requests to the ap…

Published 8 y ago · modified 4 mo ago · JSON

CVSS
7.3
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
1.0%
percentile 64%
Public exploits
0
none known

Summary

SolarWinds Serv-U MFT before 15.1.6 HFv1 assigns authenticated users a low-entropy session token that can be included in requests to the application as a URL parameter in lieu of a session cookie. This session token's value can be brute-forced by an attacker to obtain the corresponding session cookie and hijack the user's session.

Exploit prediction (EPSS)

1.03% probability of exploitation in the next 30 days, higher than 64% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.07.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD2.05.0AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

References

  • bishopfox.com /news/2018/05/solarwinds-serv-u-managed-file-transfer-insufficient-session-id-entropy/ · x_refsource_MISC, 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.