CVE-2020-14405

CWE-770 — Allocation without LimitsCWE-20 — Improper Input Validation10 documents8 sources
Severity
6.5MEDIUM
EPSS
1.4%
top 19.25%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
9
Libvnc Project LibvncserverSiemens Simatic Itc1500 FirmwareSiemens Simatic Itc1500 PRO Firmware+6 more
Timeline
PublishedJun 17
Latest updateMay 24

Description

An issue was discovered in LibVNCServer before 0.9.13. libvncclient/rfbproto.c does not limit TextChat size.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages8 packages

▶Debianlibvncserver< 0.9.13+dfsg-1+3
▶NVDsiemens/simatic_itc1500_firmware3.0.0.0 — 3.2.1.0
▶NVDsiemens/simatic_itc1900_firmware3.0.0.0 — 3.2.1.0
▶NVDsiemens/simatic_itc2200_firmware3.0.0.0 — 3.2.1.0

Also affects: Debian Linux 8.0, 9.0, Ubuntu Linux 14.04, 16.04, 18.04, 18.10

Patches

Patch: cert-portal.siemens.com ↗Patch: github.com ↗Patch: cert-portal.siemens.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-vmf9-q8q4-wg87: An issue was discovered in LibVNCServer before 0↗2022-05-24
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OSV
CVE-2020-14405: An issue was discovered in LibVNCServer before 0↗2020-06-17
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CVEList
CVE-2020-14405: An issue was discovered in LibVNCServer before 0↗2020-06-17
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📋Vendor Advisories

3
Ubuntu
LibVNCServer vulnerabilities↗2020-07-23
▶
Red Hat
libvncserver: libvncclient/rfbproto.c does not limit TextChat size↗2020-06-17
▶
Debian
CVE-2020-14405: libvncserver - An issue was discovered in LibVNCServer before 0.9.13. libvncclient/rfbproto.c d...↗2020
▶

💬Community

3
Bugzilla
CVE-2020-14405 libvncserver: libvncclient/rfbproto.c does not limit TextChat size [epel-7]↗2020-07-24
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Bugzilla
CVE-2020-14405 libvncserver: libvncclient/rfbproto.c does not limit TextChat size [fedora-all]↗2020-07-24
▶
Bugzilla
CVE-2020-14405 libvncserver: libvncclient/rfbproto.c does not limit TextChat size↗2020-07-24
▶