Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-22745

22
FAUCET Score

CVE-2023-22745 is a buffer overrun vulnerability in tpm2-tss, an open-source Trusted Platform Module (TPM) 2 Software Stack, affecting versions prior to 4.1.0-rc0, 4.0.1, and 3.2.2-rc1. The vulnerability, rated Medium (CVSS 6.4), allows for arbitrary code execution due to improper indexing in Tss2_RC_SetHandler and Tss2_RC_Decode functions. Exploitation requires local system privileges and a Man-in-the-Middle (MiTM) bus attack, making it a high attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.2.2CPE matchmatch criteria
cpe:2.3:a:tpm2_software_stack_project:tpm2_software_stack:*:*:*:*:*:*:*:*
>= 4.0.0, < 4.1.0CPE matchmatch criteria
cpe:2.3:a:tpm2_software_stack_project:tpm2_software_stack:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.4MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.5
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.52%
Probability of exploitation in next 30 days
EPSS Percentile
41.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0052 is in the 91st percentile among its peer group of 418 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (13)

github_advisorypatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: cm1 tpm2-tss 2.4.6-2 on CBL Mariner 1.0Fixed in: 2.4.6-2
microsoftpatch availablevia msrc
Product: cbl2 tpm2-tss 2.4.6-2 on CBL Mariner 2.0Fixed in: 2.4.6-2
microsoftpatch availablevia msrc
Product: 18000-16823Fixed in: 2.4.6-2
microsoftpatch availablevia msrc
Product: 17999-16820Fixed in: 2.4.6-2
nodejspatch availablevia llm_extracted
View patch
pjsippatch availablevia llm_extracted
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.8 Extended Update SupportFixed in: tpm2-tss-0:2.3.2-5.el8_8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: tpm2-tss-0:3.2.2-2.el9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: tpm2-tss-0:2.3.2-5.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.6 Telecommunications Update ServiceFixed in: tpm2-tss-0:2.3.2-5.el8_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportFixed in: tpm2-tss-0:2.3.2-5.el8_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.6 Update Services for SAP SolutionsFixed in: tpm2-tss-0:2.3.2-5.el8_6
View patch

Vendor Advisories (4)

nodejsllm-nodejs-302528ae26f0d946CRITICAL

HP ThinPro 8.1 SP4 Security Updates

Oct 29, 2024
pjsipllm-pjsip-7ba3ec379210ac70CRITICAL

HP ThinPro 8.1 SP4 Security Updates

Oct 29, 2024
redhatCVE-2023-22745Moderate

tpm2-tss: Buffer Overlow in TSS2_RC_Decode

Jan 20, 2023
microsoft2023-Jan/CVE-2023-22745Moderate

Buffer Overlow in TSS2_RC_Decode in tpm2-tss

Jan 10, 2023

References

github.com / tpm2-software/tpm2-tss/commit/306490c8d848c367faa2d9df81f5e69dab46ffb5
PatchThird Party Advisory
github.com / tpm2-software/tpm2-tss/commit/49107d65d5c7be430671398416bbd89dae4e34e7
github.com / tpm2-software/tpm2-tss/commit/7ab42953216adec046d000a5e3085f3ee5e9cabf
github.com / tpm2-software/tpm2-tss/security/advisories/GHSA-4j3v-fh23-vx67
ExploitThird Party Advisory