CVE-2020-14397

CWE-476 — NULL Pointer DereferenceCWE-119 — Buffer Overflow11 documents8 sources
Severity
7.5HIGH
EPSS
4.4%
top 10.95%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
10
Siemens Simatic Itc1500 FirmwareSiemens Simatic Itc1500 PRO FirmwareSiemens Simatic Itc1900 Firmware+7 more
Timeline
PublishedJun 17
Latest updateMay 24

Description

An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rfbregion.c has a NULL pointer dereference.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages9 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, 20.04

Patches

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

🔴Vulnerability Details

3
GHSA
GHSA-q22w-mmf2-x3mr: An issue was discovered in LibVNCServer before 0↗2022-05-24
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CVEList
CVE-2020-14397: An issue was discovered in LibVNCServer before 0↗2020-06-17
▶
OSV
CVE-2020-14397: An issue was discovered in LibVNCServer before 0↗2020-06-17
▶

📋Vendor Advisories

4
Ubuntu
Vino vulnerabilities↗2020-10-07
▶
Ubuntu
LibVNCServer vulnerabilities↗2020-07-23
▶
Red Hat
libvncserver: libvncserver/rfbregion.c has a NULL pointer dereference↗2020-06-17
▶
Debian
CVE-2020-14397: libvncserver - An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rfbregion.c ...↗2020
▶

💬Community

3
Bugzilla
CVE-2020-14397 libvncserver: libvncserver/rfbregion.c has a NULL pointer dereference [epel-7]↗2020-07-24
▶
Bugzilla
CVE-2020-14397 libvncserver: libvncserver/rfbregion.c has a NULL pointer dereference↗2020-07-24
▶
Bugzilla
CVE-2020-14397 libvncserver: libvncserver/rfbregion.c has a NULL pointer dereference [fedora-all]↗2020-07-24
▶