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CVE-2000-1254
crypto/rsa/rsa_gen.c in OpenSSL before 0.9.6 mishandles C bitwise-shift operations that exceed the size of an expression, which makes it…
High7.5EPSS 3.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
crypto/rsa/rsa_gen.c in OpenSSL before 0.9.6 mishandles C bitwise-shift operations that exceed the size of an expression, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by leveraging improper RSA key generation on 64-bit HP-UX platforms.
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 8 years later
· 8 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 3.1% · top 12% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (6)
- 1035750 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- [openssl-users] 20000529 64 bit problem in RSA_generate_key in 0.9.5a (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://www-01.ibm.com/support/docview.wss?uid=swg21995039 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 90109 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=db82b8f9bd432a59aea8e1014694e15fc457c2bb (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20160504 broken RSA keys (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2000-1254)Record last updated .