HIGH
Mozilla use-after-free error with nsDOMAttribute MutationObserver (MFSA 2010-80)
Published Dec 10, 2010
9.3
HIGHCVSS 2.0
EPSS 7.00%
Description
Use-after-free vulnerability in Mozilla Firefox before 3.5.16 and 3.6.x before 3.6.13, and SeaMonkey before 2.0.11, allows remote attackers to execute arbitrary code via vectors involving a change to an nsDOMAttribute node.
Affected products
No data.
Configuration 1
OR
- 3.6
- 3.6.2
- 3.6.3
- 3.6.4
- 3.6.6
- 3.6.7
- 3.6.8
- 3.6.9
- 3.6.10
- 3.6.11
- 3.6.12
Configuration 2
OR
- 1.0
- 1.0
- 1.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.4
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.8
- 1.0.9
- 1.1
- 1.1
- 1.1
- 1.1.1
- 1.1.2
- 1.1.3
- 1.1.4
- 1.1.5
- 1.1.6
- 1.1.7
- 1.1.8
- 1.1.9
- 1.1.10
- 1.1.11
- 1.1.12
- 1.1.13
- 1.1.14
- 1.1.15
- 1.1.16
- 1.1.17
- 1.1.18
- 1.1.19
- 1.5.0.8
- 1.5.0.9
- 1.5.0.10
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.0.6
- 2.0.7
- 2.0.8
- 2.0.9
- 2.0.10
Configuration 3
OR
- ≤ 3.5.15
- 1.0
- 1.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.4
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.8
- 1.5
- 1.5
- 1.5
- 1.5.0.1
- 1.5.0.2
- 1.5.0.3
- 1.5.0.4
- 1.5.0.5
- 1.5.0.6
- 1.5.0.7
- 1.5.0.8
- 1.5.0.9
- 1.5.0.10
- 1.5.0.11
- 1.5.0.12
- 1.5.1
- 1.5.2
- 1.5.3
- 1.5.4
- 1.5.5
- 1.5.6
- 1.5.7
- 1.5.8
- 2.0
- 2.0.0.1
- 2.0.0.2
- 2.0.0.3
- 2.0.0.4
- 2.0.0.5
- 2.0.0.6
- 2.0.0.7
- 2.0.0.8
- 2.0.0.9
- 2.0.0.10
- 2.0.0.11
- 2.0.0.12
- 2.0.0.13
- 2.0.0.14
- 2.0.0.15
- 2.0.0.16
- 2.0.0.17
- 2.0.0.18
- 2.0.0.19
- 2.0.0.20
- 3.0
- 3.0.1
- 3.0.2
- 3.0.3
- 3.0.4
- 3.0.5
- 3.0.6
- 3.0.7
- 3.0.8
- 3.0.9
- 3.0.10
- 3.0.11
- 3.0.12
- 3.0.13
- 3.0.14
- 3.0.15
- 3.0.16
- 3.0.17
- 3.5
- 3.5.1
- 3.5.2
- 3.5.3
- 3.5.4
- 3.5.5
- 3.5.6
- 3.5.7
- 3.5.8
- 3.5.9
- 3.5.10
- 3.5.11
- 3.5.12
- 3.5.13
- 3.5.14
No data.
Red Hat Enterprise Linux 4
firefox-0:3.6.13-3.el4
Fixed · RHSA-2010:0966
Red Hat Enterprise Linux 5
firefox-0:3.6.13-2.el5
Fixed · RHSA-2010:0966
Red Hat Enterprise Linux 5
xulrunner-0:1.9.2.13-3.el5
Fixed · RHSA-2010:0966
Red Hat Enterprise Linux 6
firefox-0:3.6.13-2.el6_0
Fixed · RHSA-2010:0966
Red Hat Enterprise Linux 6
xulrunner-0:1.9.2.13-3.el6_0
Fixed · RHSA-2010:0966
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | firefox-0:3.6.13-3.el4 | Fixed | RHSA-2010:0966 |
| Red Hat Enterprise Linux 5 | firefox-0:3.6.13-2.el5 | Fixed | RHSA-2010:0966 |
| Red Hat Enterprise Linux 5 | xulrunner-0:1.9.2.13-3.el5 | Fixed | RHSA-2010:0966 |
| Red Hat Enterprise Linux 6 | firefox-0:3.6.13-2.el6_0 | Fixed | RHSA-2010:0966 |
| Red Hat Enterprise Linux 6 | xulrunner-0:1.9.2.13-3.el6_0 | Fixed | RHSA-2010:0966 |
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.
No CVSS v3.0 score for this CVE.
9.3 HIGH NVD
AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
7.00% 0.06997
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.06997
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 7.00% (0.06997) | 93.96th | v5 (v2026.06.15) |
| Jun 15, 2026 | 7.02% (0.07023) | 93.33th | v5 (v2026.06.15) |
| Jun 11, 2025 | 6.70% (0.06704) | 90.76th | v4 (v2025.03.14) |
| Mar 30, 2025 | 4.85% (0.04853) | 88.54th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.33% (0.10335) | 88.56th | v4 (v2025.03.14) |
| Mar 24, 2025 | 4.85% (0.04853) | 88.53th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.40% (0.03402) | 86.59th | v4 (v2025.03.14) |
| Dec 12, 2024 | 11.20% (0.11196) | 95.43th | v3 (v2023.03.01) |
| Sep 14, 2024 | 11.20% (0.11196) | 95.31th | v3 (v2023.03.01) |
| Jun 20, 2024 | 12.89% (0.12892) | 95.51th | v3 (v2023.03.01) |
| Dec 27, 2023 | 11.20% (0.11196) | 94.64th | v3 (v2023.03.01) |
| Mar 7, 2023 | 12.53% (0.12526) | 94.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.25% (0.12248) | 95.30th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.25% (0.12248) | 94.93th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.25% (0.12248) | 89.34th | v2 (v2022.01.01) |
Weaknesses (2)
References (22)
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052022.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052032.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052502.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052504.html vendor-advisoryx_refsource_FEDORA
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00002.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/42716 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/42818 third-party-advisoryx_refsource_SECUNIA
- http://support.avaya.com/css/P8/documents/100124650 x_refsource_CONFIRM
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:251 vendor-advisoryx_refsource_MANDRIVA
- http://www.mozilla.org/security/announce/2010/mfsa2010-80.html x_refsource_CONFIRMVendor Advisory
- http://www.redhat.com/support/errata/RHSA-2010-0966.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/bid/45326 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1024848 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-1019-1 vendor-advisoryx_refsource_UBUNTU
- http://www.vupen.com/english/advisories/2011/0030 vdb-entryx_refsource_VUPEN
- http://www.zerodayinitiative.com/advisories/ZDI-10-264/ x_refsource_MISC
- https://access.redhat.com/security/cve/CVE-2010-3766 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=590771 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=660429 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2010-3766
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12649 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2010-3766
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Dec 10, 2010
Updated Aug 7, 2024
Reserved Oct 5, 2010
Link CVE-2010-3766
CISA Vulnrichment
Updated n/a