vulnwire
9.8crit

CVE-2019-7249

In Keybase before 2.12.6 on macOS, the move RPC to the Helper was susceptible to time-to-check-time-to-use bugs and would also allow one us…

Published 7 y ago · modified 4 mo ago · JSON

CVSS
9.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
2.5%
percentile 85%
Public exploits
0
none known

In Keybase before 2.12.6 on macOS, the move RPC to the Helper was susceptible to time-to-check-time-to-use bugs and would also allow one user of the system (who didn't have root access) to tamper with another's installs.

Exploit prediction (EPSS)

2.51% probability of exploitation in the next 30 days, higher than 85% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.09.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD2.07.5AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

References

  • keybase.io /docs/secadv/kb004 · x_refsource_MISC, x_transferred
  • securityfocus.com /bid/106824 · vdb-entry, x_refsource_BID, x_transferred
  • hackerone.com /reports/471739 · 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.