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CVE-2016-1947
Mozilla Firefox 43.x mishandles attempts to connect to the Application Reputation service, which makes it easier for remote attackers to…
Medium4.7EPSS 1.9%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
Mozilla Firefox 43.x mishandles attempts to connect to the Application Reputation service, which makes it easier for remote attackers to trigger an unintended download by leveraging the absence of reputation data.
Timeline
ID reserved
By mozilla
- 11 days later
· 11 days later
Published
- 9 years later
· 9 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 | Medium4.7 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.9% · top 20% 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 4.7.
Weakness
Affected products
n/a
- affected n/a
References (9)
- http://www.mozilla.org/security/announce/2016/mfsa2016-11.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1034825 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 81949 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- USN-2880-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-2880-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=1237103 (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2016:0309 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- GLSA-201605-06 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- openSUSE-SU-2016:0306 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_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-2016-1947)Record last updated .