CVE-2018-8796 — Buffer Over-read in Rdesktop

CWE-126 — Buffer Over-readCWE-125 — Out-of-bounds ReadCWE-400 — Uncontrolled Resource Consumption6 documents6 sources
Severity
7.5HIGHNVD
EPSS
0.6%
top 31.24%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
RdesktopDebian RdesktopCheck Point Software Technologies LTD Rdesktop+1 more
Timeline
PublishedFeb 5
Latest updateMay 13

Description

rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in function process_bitmap_updates() that results in a Denial of Service (segfault).

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages4 packages

▶debiandebian/rdesktop< rdesktop 1.8.4-1 (bookworm)
▶Debianrdesktop/rdesktop< 1.8.4-1+3
▶CVEListV5check_point_software_technologies_ltd/rdesktopAll versions up to and including v1.8.3

Also affects: Debian Linux 8.0, 9.0

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-qvwm-7qp8-w479: rdesktop versions up to and including v1↗2022-05-13
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OSV
CVE-2018-8796: rdesktop versions up to and including v1↗2019-02-05
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📋Vendor Advisories

2
Red Hat
rdesktop: Denial of Service in process_bitmap_data↗2019-01-04
▶
Debian
CVE-2018-8796: rdesktop - rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in fu...↗2018
▶

💬Community

1
Bugzilla
CVE-2018-8796 rdesktop: Denial of Service in process_bitmap_data↗2019-01-29
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