Heap-Based Buffer Overflow in rdesktop Affects Multiple Versions
CVE-2018-20179

9.8CRITICAL

Key Information:

Vendor

Rdesktop

Status
Rdesktop
Vendor
CVE Published:
15 March 2019

What is CVE-2018-20179?

The rdesktop remote desktop client exhibits an Integer Underflow vulnerability in versions up to 1.8.3. This flaw occurs in the function lspci_process(), leading to a Heap-Based Buffer Overflow that can cause memory corruption and may enable remote code execution. Users of affected versions are advised to update their software promptly to mitigate the risks associated with this vulnerability, as it can potentially allow attackers to execute arbitrary code on compromised systems.

References

http://www.securityfocus.com/bid/106938
vdb-entryx_refsource_BID
https://github.com/rdesktop/rdesktop/commit/4dca546d04321...
x_refsource_MISC
https://security.gentoo.org/glsa/201903-06
vendor-advisoryx_refsource_GENTOO

EPSS Score

6% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.