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CVE-2018-12367
In the previous mitigations for Spectre, the resolution or precision of various methods was reduced to counteract the ability to measure…
Medium4.3EPSS 2.0%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
In the previous mitigations for Spectre, the resolution or precision of various methods was reduced to counteract the ability to measure precise time intervals. In that work PerformanceNavigationTiming was not adjusted but it was found that it could be used as a precision timer. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, and Firefox < 61.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium4.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
- EPSS (exploitation in 30 days)
- 2.0% · top 19% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
- Timing attack mitigation of PerformanceNavigationTiming
- CWE-20 (opens in a new tab)All about CWE-20 and its CVEs
Affected products
- affected unspecified – < 60
- affected unspecified – < 60.1
- affected unspecified – < 61
References (11)
- GLSA-201810-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- https://www.mozilla.org/security/advisories/mfsa2018-15/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=1462891 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [debian-lts-announce] 20181112 [SECURITY] [DLA 1575-1] thunderbird security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- GLSA-201811-13 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- DSA-4295 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://www.mozilla.org/security/advisories/mfsa2018-16/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1041193 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://www.mozilla.org/security/advisories/mfsa2018-19/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-3705-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 104561 (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://trackcve.app/cve/CVE-2018-12367)Record last updated .