HIGH
Mozilla: Buffer overflow manipulating SVG animatedPathSegList (MFSA 2018-07)
Published Jun 11, 2018
8.8
HIGHCVSS 3.0
EPSS 7.92%
Description
A buffer overflow can occur when manipulating the SVG "animatedPathSegList" through script. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.7, Firefox ESR < 52.7, and Firefox < 59.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<59
- Version
-
- Version unspecifiedStatusaffectedConstraints<52.7
- Version
-
- Version unspecifiedStatusaffectedConstraints<52.7
- 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
OR
- 6.0
- 7.0
- 6.0
- 7.0
- 7.4
- 7.4
- 7.5
- 6.0
- 7.0
Configuration 2
OR
- 7.0
- 8.0
- 9.0
Configuration 3
OR
- 14.04
- 16.04
- 17.10
No data.
Red Hat Enterprise Linux 6
firefox-0:52.7.0-1.el6_9
Fixed · RHSA-2018:0526
Red Hat Enterprise Linux 6
thunderbird-0:52.7.0-1.el6_9
Fixed · RHSA-2018:0647
Red Hat Enterprise Linux 7
firefox-0:52.7.0-1.el7_4
Fixed · RHSA-2018:0527
Red Hat Enterprise Linux 7
thunderbird-0:52.7.0-1.el7_4
Fixed · RHSA-2018:0648
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | firefox-0:52.7.0-1.el6_9 | Fixed | RHSA-2018:0526 |
| Red Hat Enterprise Linux 6 | thunderbird-0:52.7.0-1.el6_9 | Fixed | RHSA-2018:0647 |
| Red Hat Enterprise Linux 7 | firefox-0:52.7.0-1.el7_4 | Fixed | RHSA-2018:0527 |
| Red Hat Enterprise Linux 7 | thunderbird-0:52.7.0-1.el7_4 | Fixed | RHSA-2018:0648 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
8.8 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
7.92% 0.07923
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.07923
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 (35 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 7.92% (0.07923) | 94.56th | v5 (v2026.06.15) |
| Sep 22, 2026 | 7.92% (0.07923) | 94.46th | v5 (v2026.06.15) |
| Sep 21, 2026 | 6.67% (0.06671) | 93.67th | v5 (v2026.06.15) |
| Sep 6, 2026 | 7.92% (0.07923) | 94.34th | v5 (v2026.06.15) |
| Sep 5, 2026 | 6.67% (0.06671) | 93.53th | v5 (v2026.06.15) |
| Aug 30, 2026 | 7.92% (0.07923) | 94.31th | v5 (v2026.06.15) |
| Aug 28, 2026 | 6.67% (0.06671) | 93.49th | v5 (v2026.06.15) |
| Aug 24, 2026 | 7.92% (0.07923) | 94.27th | v5 (v2026.06.15) |
| Aug 23, 2026 | 6.67% (0.06671) | 93.47th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.02% (0.08024) | 94.02th | v5 (v2026.06.15) |
| Dec 28, 2025 | 20.18% (0.20177) | 95.31th | v4 (v2025.03.14) |
| Dec 27, 2025 | 17.66% (0.17664) | 94.91th | v4 (v2025.03.14) |
| Nov 21, 2025 | 20.99% (0.20987) | 95.42th | v4 (v2025.03.14) |
| Nov 18, 2025 | 27.25% (0.27245) | 96.10th | v4 (v2025.03.14) |
| Oct 28, 2025 | 20.99% (0.20987) | 95.39th | v4 (v2025.03.14) |
| Oct 27, 2025 | 18.40% (0.18402) | 94.96th | v4 (v2025.03.14) |
| Oct 1, 2025 | 20.99% (0.20987) | 95.47th | v4 (v2025.03.14) |
| May 12, 2025 | 18.40% (0.18402) | 94.85th | v4 (v2025.03.14) |
| Mar 30, 2025 | 19.92% (0.19919) | 94.99th | v4 (v2025.03.14) |
| Mar 29, 2025 | 50.25% (0.50248) | 96.83th | v4 (v2025.03.14) |
| Mar 17, 2025 | 20.21% (0.20213) | 95.04th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.74% (0.00743) | 81.56th | v3 (v2023.03.01) |
| May 31, 2024 | 0.73% (0.00733) | 80.78th | v3 (v2023.03.01) |
| Jan 29, 2024 | 0.73% (0.00733) | 78.78th | v3 (v2023.03.01) |
| Jan 5, 2024 | 0.52% (0.00517) | 74.22th | v3 (v2023.03.01) |
| Nov 2, 2023 | 0.66% (0.00659) | 77.28th | v3 (v2023.03.01) |
| Jun 5, 2023 | 0.76% (0.00764) | 78.62th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.57% (0.00566) | 74.41th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.69% (0.02686) | 82.85th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.69% (0.02686) | 81.17th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.69% (0.02686) | 62.66th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.88% (0.03876) | 72.87th | v1 |
| Jan 6, 2022 | 3.88% (0.03876) | 72.62th | v1 |
| Sep 1, 2021 | 3.88% (0.03876) | 83.07th | v1 |
| Apr 14, 2021 | 3.88% (0.03876) | 0.00th | v1 |
Weaknesses (2)
References (23)
- http://www.securityfocus.com/bid/103388 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040514 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2018:0526 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0527 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0647 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0648 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2018-5127 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1430557 x_refsource_CONFIRMIssue TrackingPermissions Required
- https://bugzilla.redhat.com/show_bug.cgi?id=1555128 Issue Tracking
- https://lists.debian.org/debian-lts-announce/2018/03/msg00010.html mailing-listx_refsource_MLISTThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/03/msg00029.html mailing-listx_refsource_MLISTThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-5127
- https://security.gentoo.org/glsa/201810-01 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://security.gentoo.org/glsa/201811-13 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://usn.ubuntu.com/3545-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3596-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-5127
- https://www.debian.org/security/2018/dsa-4139 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- https://www.debian.org/security/2018/dsa-4155 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-07/#CVE-2018-5127
- https://www.mozilla.org/security/advisories/mfsa2018-06/ x_refsource_CONFIRMVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-07/ x_refsource_CONFIRMVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-09/ x_refsource_CONFIRMVendor Advisory
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mozilla
Published Jun 11, 2018
Updated Aug 5, 2024
Reserved Jan 3, 2018
Link CVE-2018-5127
CISA Vulnrichment
Updated n/a