CVE-2023-34058

27.10.2023, 05:15

VMware Tools contains a SAML token signature bypass vulnerability.A malicious actor that has been granted  Guest Operation Privileges https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-security/GUID-6A952214-0E5E-4CCF-9D2A-90948FF643EC.html in a target virtual machine may be able to elevate their privileges if that target virtual machine has been assigned a more privileged  Guest Alias https://vdc-download.vmware.com/vmwb-repository/dcr-public/d1902b0e-d479-46bf-8ac9-cee0e31e8ec0/07ce8dbd-db48-4261-9b8f-c6d3ad8ba472/vim.vm.guest.AliasManager.html .

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	7.1 HIGH	ADJACENT_NETWORK	HIGH	LOW	CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
vmware	CNA	7.1 HIGH	ADJACENT_NETWORK	HIGH	LOW	CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE	ADP	---				---
CISA-ADP	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 15%

Vendor	Product	Version
vmware	open_vm_tools	11.0.0 ≤ 𝑥 ≤ 12.3.0
debian	debian_linux	10.0
debian	debian_linux	11.0
debian	debian_linux	12.0
vmware	tools	10.3.0 ≤ 𝑥 < 12.3.5

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

open-vm-tools

bullseye (security)	2:11.2.5-2+deb11u3 fixed
bullseye	2:11.2.5-2+deb11u3 fixed
bookworm	2:12.2.0-1+deb12u2 fixed
bookworm (security)	2:12.2.0-1+deb12u2 fixed
trixie	2:12.4.5-1 fixed
sid	2:12.4.5-1 fixed

Ubuntu Releases

Ubuntu Product

Codename

open-vm-tools

oracular	not-affected
noble	not-affected
mantic	Fixed 2:12.3.0-1ubuntu0.1 released
lunar	Fixed 2:12.1.5-3ubuntu0.23.04.3 released
jammy	Fixed 2:12.1.5-3~ubuntu0.22.04.4 released
focal	Fixed 2:11.3.0-2ubuntu0~ubuntu20.04.7 released
bionic	Fixed 2:11.0.5-4ubuntu0.18.04.3+esm3 released
xenial	Fixed 2:10.2.0-3~ubuntu0.16.04.1+esm4 released
trusty	ignored

Common Weakness Enumeration

CWE-347 - Improper Verification of Cryptographic Signature
The software does not verify, or incorrectly verifies, the cryptographic signature for data.

References

http://www.openwall.com/lists/oss-security/2023/10/27/1

https://lists.debian.org/debian-lts-announce/2023/11/msg00002.html

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/G7G77Z76CQPGUF7VHRA6O3UFCMPPR4O2/

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQUOFQL2SNNNMKROQ3TZQY4HEYMNOIBW/

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WLTKVTRKQW2GD2274H3UOW6XU4E62GSK/

https://www.debian.org/security/2023/dsa-5543