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Medium 6.6Published Jun 10, 2025
CVE-2025-2884Out-of-Bounds read vulnerability in TCG TPM2.0 reference implementation
Updated under an hour ago ()
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It affects Trusted Computing Group TPM2.0 and 24 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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TCG TPM2.0 Reference implementation's CryptHmacSign helper function is vulnerable to Out-of-Bounds read due to the lack of validation the signature scheme with the signature key's algorithm. See Errata Revision 1.83 and advisory TCGVRT0009 for TCG standard TPM2.0
- CVSS
- 6.6 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H
- Weakness (CWE)
- CWE-125
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- certcc
- NVD analysis
- Deferred
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Trusted Computing Group TPM2.0 trusted_computing_group:tpm2.0 (from the name) | before 1.83 | CNA record |
Siemens SIMATIC CN 4100 siemens:simatic_cn_4100 (from the name) | all versions | CISA ADP |
Siemens SIMATIC Field PG M5 siemens:simatic_field_pg_m5 (from the name) | all versions | CISA ADP |
Siemens SIMATIC Field PG M6 siemens:simatic_field_pg_m6 (from the name) | before V26.01.14 | CISA ADP |
Siemens SIMATIC IPC BX-32A siemens:simatic_ipc_bx_32a (from the name) | before V29.01.09 | CISA ADP |
Siemens SIMATIC IPC BX-39A siemens:simatic_ipc_bx_39a (from the name) | before V29.01.09 | CISA ADP |
Siemens SIMATIC IPC BX-56A siemens:simatic_ipc_bx_56a (from the name) | before V32.01.09 | CISA ADP |
Siemens SIMATIC IPC BX-59A siemens:simatic_ipc_bx_59a (from the name) | before V32.01.09 | CISA ADP |
Siemens SIMATIC IPC MD-57A siemens:simatic_ipc_md_57a (from the name) | before V30.01.10 | CISA ADP |
Siemens SIMATIC IPC PX-32A siemens:simatic_ipc_px_32a (from the name) | before V29.01.09 | CISA ADP |
Siemens SIMATIC IPC PX-39A siemens:simatic_ipc_px_39a (from the name) | before V29.01.09 | CISA ADP |
Siemens SIMATIC IPC PX-39A PRO siemens:simatic_ipc_px_39a_pro (from the name) | before V29.01.09 | CISA ADP |
Siemens SIMATIC IPC RW-528A siemens:simatic_ipc_rw_528a (from the name) | before V34.01.02 | CISA ADP |
Siemens SIMATIC IPC RW-548A siemens:simatic_ipc_rw_548a (from the name) | before V34.01.02 | CISA ADP |
Siemens SIMATIC IPC227E siemens:simatic_ipc227e (from the name) | all versions | CISA ADP |
Siemens SIMATIC IPC277E siemens:simatic_ipc277e (from the name) | all versions | CISA ADP |
Siemens SIMATIC IPC427E siemens:simatic_ipc427e (from the name) | before V21.01.20 | CISA ADP |
Siemens SIMATIC IPC477E siemens:simatic_ipc477e (from the name) | before V21.01.20 | CISA ADP |
Siemens SIMATIC IPC477E PRO siemens:simatic_ipc477e_pro (from the name) | before V21.01.20 | CISA ADP |
Siemens SIMATIC IPC627E siemens:simatic_ipc627e (from the name) | before V25.02.16 | CISA ADP |
Siemens SIMATIC IPC647E siemens:simatic_ipc647e (from the name) | before V25.02.16 | CISA ADP |
Siemens SIMATIC IPC677E siemens:simatic_ipc677e (from the name) | before V25.02.16 | CISA ADP |
Siemens SIMATIC IPC847E siemens:simatic_ipc847e (from the name) | before V25.02.16 | CISA ADP |
Siemens SIMATIC ITP1000 siemens:simatic_itp1000 (from the name) | all versions | CISA ADP |
Siemens SIPLUS IPC427E siemens:siplus_ipc427e (from the name) | before V21.01.20 | CISA ADP |
References
- https://trustedcomputinggroup.org/about/security/
- https://trustedcomputinggroup.org/wp-content/uploads/TPM2.0-Library-Spec-v1.83-Errata_v1_pub.pdf
- https://trustedcomputinggroup.org/wp-content/uploads/VRT0009-Advisory-FINAL.pdf
- https://github.com/stefanberger/libtpms/commit/04b2d8e9afc0a9b6bffe562a23e58c0de11532d1
- https://www.cve.org/CVERecord?id=CVE-2025-49133
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01209.html
- https://www.kb.cert.org/vuls/id/282450
- https://cert-portal.siemens.com/productcert/html/ssa-628843.html
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.