Mozilla: Updater temporary files accessible to unprivileged processes
Published Jan 8, 2020
7.8
HIGHCVSS 3.1
EPSS 0.33%
Description
When running, the updater service wrote status and log files to an unrestricted location; potentially allowing an unprivileged process to locate and exploit a vulnerability in file handling in the updater service. *Note: This attack requires local system access and only affects Windows. Other operating systems are not affected.*. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.
Affected products
-
- Version before 71StatusaffectedConstraints-
- Version
-
- Version before 68.3StatusaffectedConstraints-
- Version
-
- Version before 68.3StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Firefox | n/a |
| ||||||
| Mozilla | Firefox ESR | n/a |
| ||||||
| Mozilla | Thunderbird | n/a |
|
Configuration 1
- < 71.0
- < 68.3
- < 68.3
No data.
Red Hat Enterprise Linux 5
firefox
Out of support scope
Red Hat Enterprise Linux 5
thunderbird
Out of support scope
Red Hat Enterprise Linux 6
firefox
Not affected
Red Hat Enterprise Linux 6
thunderbird
Not affected
Red Hat Enterprise Linux 7
firefox
Not affected
Red Hat Enterprise Linux 7
thunderbird
Not affected
Red Hat Enterprise Linux 8
firefox
Not affected
Red Hat Enterprise Linux 8
thunderbird
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | firefox | Out of support scope | n/a |
| Red Hat Enterprise Linux 5 | thunderbird | Out of support scope | n/a |
| Red Hat Enterprise Linux 6 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 6 | thunderbird | Not affected | n/a |
| Red Hat Enterprise Linux 7 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 7 | thunderbird | Not affected | n/a |
| Red Hat Enterprise Linux 8 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 8 | thunderbird | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.33% (0.00333) | 24.22th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.33% (0.00333) | 24.83th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.14% (0.00144) | 32.02th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00045) | 16.02th | v3 (v2023.03.01) |
| Jun 10, 2024 | 0.04% (0.00045) | 14.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00045) | 12.06th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.03% (0.01034) | 41.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.03% (0.01034) | 39.91th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.03% (0.01034) | 37.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.01% (0.02008) | 56.41th | v2 (v2022.01.01) |
| Feb 3, 2022 | 43.07% (0.43070) | 98.75th | v1 |
| Jan 6, 2022 | 43.07% (0.43070) | 98.73th | v1 |
| Sep 1, 2021 | 14.43% (0.14429) | 96.99th | v1 |
| Apr 14, 2021 | 14.43% (0.14429) | 0.00th | v1 |
References (11)
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00000.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00001.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2019-17009 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1510494 x_refsource_MISCPermissions Required
- https://bugzilla.redhat.com/show_bug.cgi?id=1779433 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2019-17009
- https://www.cve.org/CVERecord?id=CVE-2019-17009
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/#CVE-2019-17009
- https://www.mozilla.org/security/advisories/mfsa2019-36/ x_refsource_CONFIRMVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-37/ x_refsource_CONFIRMVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-38/ x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00000.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00001.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2019-17009 | Vendor Advisory | |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1510494 | x_refsource_MISCPermissions Required | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1779433 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2019-17009 | ||
| https://www.cve.org/CVERecord?id=CVE-2019-17009 | ||
| https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/#CVE-2019-17009 | ||
| https://www.mozilla.org/security/advisories/mfsa2019-36/ | x_refsource_CONFIRMVendor Advisory | |
| https://www.mozilla.org/security/advisories/mfsa2019-37/ | x_refsource_CONFIRMVendor Advisory | |
| https://www.mozilla.org/security/advisories/mfsa2019-38/ | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.