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CVE-2012-4516
librdmacm 1.0.16, when ibacm.port is not specified, connects to port 6125, which allows remote attackers to specify the address resolution…
Medium5.8EPSS 2.1%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
librdmacm 1.0.16, when ibacm.port is not specified, connects to port 6125, which allows remote attackers to specify the address resolution information for the application via a malicious ib_acm service.
Timeline
ID reserved
By redhat
- 2 months later
· 2 months later
Published
- 12 years later
· 12 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 | 2.0 | Medium5.8 | AV:N/AC:M/Au:N/C:P/I:P/A:N |
- EPSS (exploitation in 30 days)
- 2.1% · top 18% 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: Medium 5.8.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (5)
- https://bugzilla.redhat.com/show_bug.cgi?id=865483 (opens in a new tab)x_refsource_MISCx_transferred
- [oss-security] 20121011 CVE Request -- librdmacm (one issue) / ibacm (two issues) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://git.openfabrics.org/git?p=~shefty/librdmacm.git%3Ba=commitdiff%3Bh=4b5c1aa734e0e734fc2ba3cd41d0ddf02170af6d (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20121011 Re: CVE Request -- librdmacm (one issue) / ibacm (two issues) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 55896 (opens in a new tab)vdb-entryx_refsource_BIDx_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-2012-4516)Record last updated .