CVE-2018-8788
published 2018-11-29CVE-2018-8788: FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and…
PriorityP356critical9.8CVSS 3.0
AVNACLPRNUINSUCHIHAH
EPSS
7.40%
93.7th percentile
FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and possibly even a remote code execution.
Affected
14 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| check_point_software_technologies_ltd | freerdp | — | — |
| debian | debian_linux | — | — |
| debian | freerdp2 | < freerdp2 2.0.0~git20181120.1.e21b72c95+dfsg1-1 (bookworm) | freerdp2 2.0.0~git20181120.1.e21b72c95+dfsg1-1 (bookworm) |
| freerdp | freerdp | <= 1.2.0 | — |
| freerdp | freerdp | — | — |
| freerdp | freerdp | — | — |
| freerdp | freerdp | — | — |
| freerdp | freerdp | >= 0 < 1.0.2-2ubuntu1.2 | 1.0.2-2ubuntu1.2 |
| freerdp | freerdp | >= 0 < 1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.3 | 1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.3 |
| freerdp | freerdp | >= 0 < 1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.1 | 1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.1 |
CVSS provenance
nvdv3.09.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
osv9.8CRITICAL
vendor_debian9.8CRITICAL
vendor_redhat9.8CRITICAL
vendor_ubuntu9.8CRITICAL
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Ubuntu
FreeRDP vulnerabilities
vendor_ubuntu·2019-05-28·CVSS 9.8
CVE-2018-8786 [CRITICAL] FreeRDP vulnerabilities
Title: FreeRDP vulnerabilities
Summary: Several security issues were fixed in FreeRDP.
USN-3845-1 fixed several vulnerabilities in FreeRDP. This update provides the
corresponding update for Ubuntu 18.04 LTS and Ubuntu 18.10.
Original advisory details:
Eyal Itkin discovered FreeRDP incorrectly handled certain stream encodings. A
malicious server could use this issue to cause FreeRDP to crash, resulting in a
denial of service, or possibly execute arbitrary code. This issue only applies
to Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-8784, CVE-2018-8785)
Eyal Itkin discovered FreeRDP incorrectly handled bitmaps. A malicious server
could use this issue to cause FreeRDP to crash, resulting in a denial of
service, or possibly execute arbitrary code. (CVE-2018-8786, CVE-2018-8787)
Eyal Itki
Ubuntu
FreeRDP vulnerabilities
vendor_ubuntu·2018-12-12·CVSS 9.8
CVE-2018-8784 [CRITICAL] FreeRDP vulnerabilities
Title: FreeRDP vulnerabilities
Summary: Several security issues were fixed in FreeRDP.
Eyal Itkin discovered FreeRDP incorrectly handled certain stream encodings. A
malicious server could use this issue to cause FreeRDP to crash, resulting in a
denial of service, or possibly execute arbitrary code. This issue only applies
to Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-8784, CVE-2018-8785)
Eyal Itkin discovered FreeRDP incorrectly handled bitmaps. A malicious server
could use this issue to cause FreeRDP to crash, resulting in a denial of
service, or possibly execute arbitrary code. (CVE-2018-8786, CVE-2018-8787)
Eyal Itkin discovered FreeRDP incorrectly handled certain stream encodings. A
malicious server could use this issue to cause FreeRDP to crash, resulting in a
denial of service,
Red Hat
freerdp: Out-of-bounds write in nsc_rle_decode() function
vendor_redhat·2018-10-22·CVSS 9.8
CVE-2018-8788 [CRITICAL] CWE-787 freerdp: Out-of-bounds write in nsc_rle_decode() function
freerdp: Out-of-bounds write in nsc_rle_decode() function
FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and possibly even a remote code execution.
A flaw was found in freerdp in versions before 2.0.0-rc4. An out-of-bounds write of up to 4 bytes in the nsc_rle_decode() function results in a memory corruption. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Package: freerdp (Red Hat Enterprise Linux 6) - Will not fix
Package: freerdp (Red Hat Enterprise Linux 8) - Not affected
Debian
CVE-2018-8788: freerdp2 - FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 by...
vendor_debian·2018·CVSS 9.8
CVE-2018-8788 [CRITICAL] CVE-2018-8788: freerdp2 - FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 by...
FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and possibly even a remote code execution.
Scope: local
bookworm: resolved (fixed in 2.0.0~git20181120.1.e21b72c95+dfsg1-1)
bullseye: resolved (fixed in 2.0.0~git20181120.1.e21b72c95+dfsg1-1)
GHSA
GHSA-j2cm-xc9q-86w4: FreeRDP prior to version 2
ghsa_unreviewed·2022-05-14
CVE-2018-8788 [CRITICAL] CWE-787 GHSA-j2cm-xc9q-86w4: FreeRDP prior to version 2
FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and possibly even a remote code execution.
OSV
freerdp vulnerabilities
osv·2019-05-28·CVSS 9.8
CVE-2018-8784 [CRITICAL] freerdp vulnerabilities
freerdp vulnerabilities
USN-3845-1 fixed several vulnerabilities in FreeRDP. This update provides the
corresponding update for Ubuntu 18.04 LTS and Ubuntu 18.10.
Original advisory details:
Eyal Itkin discovered FreeRDP incorrectly handled certain stream encodings. A
malicious server could use this issue to cause FreeRDP to crash, resulting in a
denial of service, or possibly execute arbitrary code. This issue only applies
to Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-8784, CVE-2018-8785)
Eyal Itkin discovered FreeRDP incorrectly handled bitmaps. A malicious server
could use this issue to cause FreeRDP to crash, resulting in a denial of
service, or possibly execute arbitrary code. (CVE-2018-8786, CVE-2018-8787)
Eyal Itkin discovered FreeRDP incorrectly handled certain stream encoding
OSV
freerdp, freerdp2 vulnerabilities
osv·2018-12-12·CVSS 9.8
CVE-2018-8784 [CRITICAL] freerdp, freerdp2 vulnerabilities
freerdp, freerdp2 vulnerabilities
Eyal Itkin discovered FreeRDP incorrectly handled certain stream encodings. A
malicious server could use this issue to cause FreeRDP to crash, resulting in a
denial of service, or possibly execute arbitrary code. This issue only applies
to Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-8784, CVE-2018-8785)
Eyal Itkin discovered FreeRDP incorrectly handled bitmaps. A malicious server
could use this issue to cause FreeRDP to crash, resulting in a denial of
service, or possibly execute arbitrary code. (CVE-2018-8786, CVE-2018-8787)
Eyal Itkin discovered FreeRDP incorrectly handled certain stream encodings. A
malicious server could use this issue to cause FreeRDP to crash, resulting in a
denial of service, or possibly execute arbitrary code. This issue only a
OSV
CVE-2018-8788: FreeRDP prior to version 2
osv·2018-11-29·CVSS 9.8
CVE-2018-8788 [CRITICAL] CVE-2018-8788: FreeRDP prior to version 2
FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and possibly even a remote code execution.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-8788 freerdp: Out-of-bounds write in nsc_rle_decode() function
bugzilla·2019-01-31·CVSS 9.8
CVE-2018-8788 [CRITICAL] CVE-2018-8788 freerdp: Out-of-bounds write in nsc_rle_decode() function
CVE-2018-8788 freerdp: Out-of-bounds write in nsc_rle_decode() function
FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption.
Upstream patch:
https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659
Discussion:
Created freerdp tracking bugs for this issue:
Affects: epel-6 [bug 1671370]
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 7
Via RHSA-2019:0697 https://access.redhat.com/errata/RHSA-2019:0697
Bugzilla
CVE-2018-8784 CVE-2018-8785 CVE-2018-8786 CVE-2018-8787 CVE-2018-8788 CVE-2018-8789 freerdp: various flaws [epel-6]
bugzilla·2019-01-31·CVSS 9.8
CVE-2018-8784 [CRITICAL] CVE-2018-8784 CVE-2018-8785 CVE-2018-8786 CVE-2018-8787 CVE-2018-8788 CVE-2018-8789 freerdp: various flaws [epel-6]
CVE-2018-8784 CVE-2018-8785 CVE-2018-8786 CVE-2018-8787 CVE-2018-8788 CVE-2018-8789 freerdp: various flaws [epel-6]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-6.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
Discussion:
Use t
http://www.securityfocus.com/bid/106938https://access.redhat.com/errata/RHSA-2019:0697https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659https://lists.debian.org/debian-lts-announce/2019/02/msg00015.htmlhttps://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/https://usn.ubuntu.com/3845-1/https://usn.ubuntu.com/3845-2/http://www.securityfocus.com/bid/106938https://access.redhat.com/errata/RHSA-2019:0697https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659https://lists.debian.org/debian-lts-announce/2019/02/msg00015.htmlhttps://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/https://usn.ubuntu.com/3845-1/https://usn.ubuntu.com/3845-2/
2018-11-29
Published