CVE-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 possibly even a remote code execution.
02 Description
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.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 7.40% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 94.1% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2018-11-29 17:00Z7 YR AGO
- Last updated
- 2024-09-16 17:28Z2 YR AGO
- Reserved
- 2018-03-19
- Assigning CNA
- checkpoint
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 4d26ac4797d521f3b0324fc7265d315d5e18b093243466f7d80f4482aeb34d97
05 Affected products
06 References
- www.securityfocus.com106938http://www.securityfocus.com/bid/106938
- lists.debian.org[debian-lts-announce] 20190209 [SECURITY] [DLA 1666-1] freerdp security updatehttps://lists.debian.org/debian-lts-announce/2019/02/msg00015.html
- usn.ubuntu.comUSN-3845-1https://usn.ubuntu.com/3845-1/
- research.checkpoint.comhttps://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/
- github.comhttps://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659
- access.redhat.comRHSA-2019:0697https://access.redhat.com/errata/RHSA-2019:0697
- usn.ubuntu.comUSN-3845-2https://usn.ubuntu.com/3845-2/
07 Fixed in
Debian 12
- freerdp2 Fixed in 2.0.0~git20181120.1.e21b72c95+dfsg1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- freerdp Fixed in 1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.3
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- freerdp Fixed in 1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.1
- freerdp2 Fixed in 2.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.