7.8high

CVE-2017-5618

GNU screen before 4.5.1 allows local users to modify arbitrary files and consequently gain root privileges by leveraging improper checking…

Published 9 y ago · modified 4 mo ago · JSON

CVSS
7.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
1.1%
percentile 65%
Public exploits
0
none known

Summary

GNU screen before 4.5.1 allows local users to modify arbitrary files and consequently gain root privileges by leveraging improper checking of logfile permissions.

Exploit prediction (EPSS)

1.09% probability of exploitation in the next 30 days, higher than 65% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.07.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD2.07.2AV:L/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness

References

  • git.savannah.gnu.org /cgit/screen.git/tree/src/ChangeLog?h=v.4.5.1 · x_refsource_CONFIRM, x_transferred
  • savannah.gnu.org /bugs/?50142 · x_refsource_CONFIRM, x_transferred
  • openwall.com /lists/oss-security/2017/01/29/3 · mailing-list, x_refsource_MLIST, x_transferred
  • git.savannah.gnu.org /cgit/screen.git/patch/?id=1c6d2817926d30c9a7a97d99af7ac5de4a5845b8 · x_refsource_CONFIRM, x_transferred
  • securityfocus.com /bid/95873 · vdb-entry, x_refsource_BID, x_transferred
  • lists.gnu.org /archive/html/screen-devel/2017-01/msg00025.html · mailing-list, x_refsource_MLIST, 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.