CVE-2001-0856 json
Common Cryptographic Architecture (CCA) in IBM 4758 allows an attacker with physical access to the system and Combine_Key_Parts permissions…
published 2001-11-22 24 y ago modified 2026-06-16 4 mo ago also EUVD-2001-0839
- cvss
- 4.6
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 40%
- public exploits
- 0
- none known
Summary
Common Cryptographic Architecture (CCA) in IBM 4758 allows an attacker with physical access to the system and Combine_Key_Parts permissions, to steal DES and 3DES keys by using a brute force attack to create a 3DES exporter key.
Patch / fix
- cl.cam.ac.uk/~rnc1/descrack/ advisory
Exploit prediction
0.47% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- cl.cam.ac.uk http://www.cl.cam.ac.uk/~rnc1/descrack/attack.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
References
-
cl.cam.ac.uk
/~rnc1/descrack/
patch, vendor-advisory
-
cl.cam.ac.uk
/~rnc1/descrack/attack.html
exploit, vendor-advisory
-
marc.info
/?l=bugtraq&m=100533053219673&w=2
mailing-list
-
securityfocus.com
/bid/3524
vdb-entry
Sources
- CVE List CVE-2001-0856
- NVD CVE-2001-0856
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