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CVE-2016-9963
Exim before 4.87.1 might allow remote attackers to obtain the private DKIM signing key via vectors related to log files and bounce messages.
Medium5.9EPSS 3.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Exim before 4.87.1 might allow remote attackers to obtain the private DKIM signing key via vectors related to log files and bounce messages.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 3.1% · top 12% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Weakness
Affected products
n/a
- affected n/a
References (6)
- DSA-3747 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://www.exim.org/static/doc/CVE-2016-9963.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-3164-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://bugs.exim.org/show_bug.cgi?id=1996 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1037484 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 94947 (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)
Record last updated .