vulnwire
9.8crit

CVE-2018-20180

rdesktop versions up to and including v1.8.3 contain an Integer Underflow that leads to a Heap-Based Buffer Overflow in the function rdpsnd…

Published 7 y ago · modified 4 mo ago · JSON

CVSS
9.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
8.2%
percentile 95%
Public exploits
0
none known

rdesktop versions up to and including v1.8.3 contain an Integer Underflow that leads to a Heap-Based Buffer Overflow in the function rdpsnddbg_process() and results in memory corruption and probably even a remote code execution.

Exploit prediction (EPSS)

8.21% probability of exploitation in the next 30 days, higher than 95% 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-191 Integer Underflow (Wrap or Wraparound)

References

  • securityfocus.com /bid/106938 · vdb-entry, x_refsource_BID, x_transferred
  • github.com /rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1 · x_refsource_MISC, x_transferred
  • security.gentoo.org /glsa/201903-06 · vendor-advisory, x_refsource_GENTOO, x_transferred
  • research.checkpoint.com /reverse-rdp-attack-code-execution-on-rdp-clients/ · x_refsource_CONFIRM, x_transferred
  • debian.org /security/2019/dsa-4394 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • lists.debian.org /debian-lts-announce/2019/02/msg00030.html · mailing-list, x_refsource_MLIST, x_transferred
  • lists.opensuse.org /opensuse-security-announce/2019-09/msg00040.html · vendor-advisory, x_refsource_SUSE, x_transferred

Sources

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