CVE-2018-8784 — Classic Buffer Overflow in Freerdp

CWE-120 — Classic Buffer OverflowCWE-787 — Out-of-bounds WriteCWE-122 — Heap-based Buffer Overflow11 documents8 sources
Severity
9.8CRITICALNVD
EPSS
13.0%
top 5.90%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
FreerdpCheck Point Software Technologies LTD FreerdpCanonical Ubuntu Linux
Timeline
PublishedNov 29
Latest updateMay 13

Description

FreeRDP prior to version 2.0.0-rc4 contains a Heap-Based Buffer Overflow in function zgfx_decompress_segment() that results in a memory corruption and probably even a remote code execution.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages3 packages

▶Ubuntufreerdp/freerdp< 1.0.2-2ubuntu1.2+2
▶NVDfreerdp/freerdp1.2.0+1
▶CVEListV5check_point_software_technologies_ltd/freerdpAll versions prior to 2.0.0-rc4

Also affects: Ubuntu Linux 18.04, 18.10

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

5
GHSA
GHSA-9392-mf3x-x7wh: FreeRDP prior to version 2↗2022-05-13
▶
OSV
freerdp vulnerabilities↗2019-05-28
▶
OSV
freerdp, freerdp2 vulnerabilities↗2018-12-12
▶
OSV
CVE-2018-8784: FreeRDP prior to version 2↗2018-11-29
▶
CVEList
CVE-2018-8784: FreeRDP prior to version 2↗2018-11-29
▶

📋Vendor Advisories

3
Ubuntu
FreeRDP vulnerabilities↗2018-12-12
▶
Red Hat
freerdp: Heap-based buffer overflow in zgfx_decompress_segment() function↗2018-10-22
▶
Debian
CVE-2018-8784: freerdp2 - FreeRDP prior to version 2.0.0-rc4 contains a Heap-Based Buffer Overflow in func...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-8784 freerdp: Heap-based buffer overflow in zgfx_decompress_segment() function↗2019-01-31
▶
Bugzilla
CVE-2018-8784 CVE-2018-8785 CVE-2018-8786 CVE-2018-8787 CVE-2018-8788 CVE-2018-8789 freerdp: various flaws [epel-6]↗2019-01-31
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CVE-2018-8784 — Classic Buffer Overflow in Freerdp | cvebase