Base Score

MEDIUM5.4

CVE-2020-14403

An issue was discovered in LibVNCServer before 0.9.13. libvncserver/hextile.c allows out-of-bounds access via encodings.

VectorNETWORK

Published Bycve@mitre.org

Published DateJun 17, 2020, 16:15

Weakness Type (CWE):CWE-787

CVSS Metrics

Base Score

5.4

Vector String

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L

Base Severity

MEDIUM

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

LOW

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

LOW

Integrity (I)

NONE

Availability (A)

LOW

References

https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
https://github.com/LibVNC/libvncserver/commit/74e8a70f2c9a5248d6718ce443e07c7ed314dfff
https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13
https://lists.debian.org/debian-lts-announce/2020/06/msg00035.html
https://lists.debian.org/debian-lts-announce/2020/08/msg00045.html
https://usn.ubuntu.com/4434-1/
https://usn.ubuntu.com/4573-1/

Base Score

MEDIUM5.4

Weakness Type (CWE):CWE-787

CVSS Metrics

Base Score

5.4

Vector String

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L

Base Severity

MEDIUM

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

LOW

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

LOW

Integrity (I)

NONE

Availability (A)

LOW