CVE-2018-8791
rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in function rdpdr_process() that results in an information leak.
02 Description
rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in function rdpdr_process() that results in an information leak.
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
- 3.82% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 89.6% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (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:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. 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
- 2019-02-05 20:00Z7 YR AGO
- Last updated
- 2024-09-16 23:55Z2 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
- Data version
- 5.1
- Document digest
- ed6bfa52400bd3a98b4b15c86b95d753ad1ee2704e5619ef8e92e899caf25160
05 Affected products
06 References
- www.securityfocus.com106938http://www.securityfocus.com/bid/106938
- github.comhttps://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1
- security.gentoo.orgGLSA-201903-06https://security.gentoo.org/glsa/201903-06
- research.checkpoint.comhttps://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/
- www.debian.orgDSA-4394https://www.debian.org/security/2019/dsa-4394
- lists.debian.org[debian-lts-announce] 20190219 [SECURITY] [DLA 1683-1] rdesktop security updatehttps://lists.debian.org/debian-lts-announce/2019/02/msg00030.html
- lists.opensuse.orgopenSUSE-SU-2019:2135http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html
07 Fixed in
Arch Linux
- rdesktop Fixed in 1.8.4-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- rdesktop Fixed in 1.8.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- rdesktop Fixed in 1.8.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- rdesktop Fixed in 1.8.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- rdesktop No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- rdesktop No fix yet
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.