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TI-2018-06335 Aliases CVE-2018-8787GHSA-264x-4r27-x5m2

Integer overflow in Check Point Software Technologies Ltd. FreeRDP

Priority MEDIUM 53CWE-680Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 8 fixed, 1 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-190 and the CVSS impact.

Summary

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

Why it matters now

EPSS 0.08357 94th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial FreeRDP (Check Point Software Technologies Ltd.): 2.0.0-rc4Red Hat: 1 advisoryRed Hat: 8 fixed, 1 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
Check Point Software Technologies Ltd.FreeRDPbefore 2.0.0-rc42.0.0-rc4Patch availableCNA
  • FreeRDP VendorCheck Point Software Technologies Ltd. Affected before 2.0.0-rc4 Fixed in 2.0.0-rc4 Patch available CNA

CPE configurations NVD · 15

CPEVersionsRoleVendor
cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*up to 1.2.0VulnerableFreeRDP
cpe:2.3:a:freerdp:freerdp:2.0.0:rc1:*:*:*:*:*:*2.0.0 rc1VulnerableFreeRDP
cpe:2.3:a:freerdp:freerdp:2.0.0:rc2:*:*:*:*:*:*2.0.0 rc2VulnerableFreeRDP
cpe:2.3:a:freerdp:freerdp:2.0.0:rc3:*:*:*:*:*:*2.0.0 rc3VulnerableFreeRDP
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*14.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*16.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*18.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*18.10VulnerableCanonical
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
  • cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:* Versions up to 1.2.0 Vulnerable ·FreeRDP
  • cpe:2.3:a:freerdp:freerdp:2.0.0:rc1:*:*:*:*:*:* Versions 2.0.0 rc1 Vulnerable ·FreeRDP
  • cpe:2.3:a:freerdp:freerdp:2.0.0:rc2:*:*:*:*:*:* Versions 2.0.0 rc2 Vulnerable ·FreeRDP
  • cpe:2.3:a:freerdp:freerdp:2.0.0:rc3:*:*:*:*:*:* Versions 2.0.0 rc3 Vulnerable ·FreeRDP
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Versions 14.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Versions 16.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* Versions 18.10 Vulnerable ·Canonical
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
Show 5 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
  • cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat

Remediation

  • Fix · CNA FreeRDP (Check Point Software Technologies Ltd.) Fixed in 2.0.0-rc4

Red Hat 1 advisory

  • RHSA-2019:0697 Released 2019-04-02 · Red Hat rating Important
    freerdp security update
    • Red Hat Enterprise Linux Client (v. 7) freerdp-1.0.2-15.el7_6.1, freerdp-libs-1.0.2-15.el7_6.1, freerdp-plugins-1.0.2-15.el7_6.1
    • Red Hat Enterprise Linux Client Optional (v. 7) freerdp-devel-1.0.2-15.el7_6.1
    • Red Hat Enterprise Linux Server (v. 7) freerdp-1.0.2-15.el7_6.1, freerdp-libs-1.0.2-15.el7_6.1, freerdp-libs-1.0.2-15.el7_6.1.ppc +1
    • Red Hat Enterprise Linux Server Optional (v. 7) freerdp-devel-1.0.2-15.el7_6.1, freerdp-devel-1.0.2-15.el7_6.1.ppc
    • Red Hat Enterprise Linux Workstation (v. 7) freerdp-1.0.2-15.el7_6.1, freerdp-libs-1.0.2-15.el7_6.1, freerdp-plugins-1.0.2-15.el7_6.1
    • Red Hat Enterprise Linux Workstation Optional (v. 7) freerdp-devel-1.0.2-15.el7_6.1
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) freerdp-1.0.2-15.el7_6.1, freerdp-libs-1.0.2-15.el7_6.1, freerdp-plugins-1.0.2-15.el7_6.1
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) freerdp-devel-1.0.2-15.el7_6.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Check Point Software Technologies FreeRDP — USN-3845-1

    6 records Highest priority Priority MEDIUM 6 MEDIUM

    Other records, highest priority first

    • TI-2018-06334 Incorrect numeric conversion in Check Point Software Technologies Ltd. FreeRDPPriority MEDIUM 53
    • TI-2018-06336 Out-of-bounds write in Check Point Software Technologies Ltd. FreeRDPPriority MEDIUM 52
    • TI-2018-06333 Buffer overflow in Check Point Software Technologies Ltd. FreeRDPPriority MEDIUM 52
    Show all 6 records → Advisory →
  • Advisory ·

    Check Point Software Technologies FreeRDP — USN-3845-2

    4 records Highest priority Priority MEDIUM 4 MEDIUM

    Other records, highest priority first

    • TI-2018-06334 Incorrect numeric conversion in Check Point Software Technologies Ltd. FreeRDPPriority MEDIUM 53
    • TI-2018-06336 Out-of-bounds write in Check Point Software Technologies Ltd. FreeRDPPriority MEDIUM 52
    • TI-2018-06337 Out-of-bounds read in Check Point Software Technologies Ltd. FreeRDPPriority MEDIUM 41
    Show all 4 records → Advisory →
Show 1 more group
  • Advisory ·

    Check Point Software Technologies FreeRDP — RHSA-2019:0697

    3 records Highest priority Priority MEDIUM 3 MEDIUM

    Other records, highest priority first

    • TI-2018-06334 Incorrect numeric conversion in Check Point Software Technologies Ltd. FreeRDPPriority MEDIUM 53
    • TI-2018-06336 Out-of-bounds write in Check Point Software Technologies Ltd. FreeRDPPriority MEDIUM 52
    Show all 3 records → Advisory →

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2019:0697
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2019:0697
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2019:0697
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2019:0697
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2019:0697
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2019:0697
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)Fixed RHSA-2019:0697
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)Fixed RHSA-2019:0697
Not affected: 1 product
  • Red Hat Enterprise Linux 8

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-8787
  2. 2026-10-03 Alias added: GHSA-264x-4r27-x5m2

References

Exploit 1

Patch 1

Advisory 4

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences