Mozilla: XSS with multiple Content Security Policy headers (MFSA 2012-15)
Published Mar 14, 2012
4.3
MEDIUMCVSS 2.0
EPSS 2.44%
Description
CRLF injection vulnerability in Mozilla Firefox 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 allows remote web servers to bypass intended Content Security Policy (CSP) restrictions and possibly conduct cross-site scripting (XSS) attacks via crafted HTTP headers.
Affected products
No data.
Configuration 1
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0.1
- 5.0
- 5.0.1
- 6.0
- 6.0.1
- 6.0.2
- 7.0
- 7.0.1
- 8.0
- 8.0.1
- 9.0
- 9.0.1
Configuration 2
- 10.0
- 10.1
- 10.2
Configuration 3
- 5.0
- 6.0
- 6.0.1
- 6.0.2
- 7.0
- 7.0.1
- 8.0
- 9.0
- 9.0.1
Configuration 4
- 10.0
- 10.0.1
- 10.0.2
Configuration 5
- ≤ 2.7
- 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
- 2.0.11
- 2.0.12
- 2.0.13
- 2.0.14
- 2.1
- 2.1
- 2.1
- 2.1
- 2.1
- 2.1
- 2.1
- 2.1
- 2.1
- 2.2
- 2.2
- 2.2
- 2.2
- 2.3
- 2.3
- 2.3
- 2.3
- 2.3.1
- 2.3.2
- 2.3.3
- 2.4
- 2.4
- 2.4
- 2.4
- 2.4.1
- 2.5
- 2.5
- 2.5
- 2.5
- 2.5
- 2.6
- 2.6
- 2.6
- 2.6
- 2.6
- 2.6.1
- 2.7
- 2.7
- 2.7
- 2.7
No data.
Red Hat Enterprise Linux 5
firefox-0:10.0.3-1.el5_8
Fixed · RHSA-2012:0387
Red Hat Enterprise Linux 5
thunderbird-0:10.0.3-1.el5_8
Fixed · RHSA-2012:0388
Red Hat Enterprise Linux 5
xulrunner-0:10.0.3-1.el5_8
Fixed · RHSA-2012:0387
Red Hat Enterprise Linux 6
firefox-0:10.0.3-1.el6_2
Fixed · RHSA-2012:0387
Red Hat Enterprise Linux 6
thunderbird-0:10.0.3-1.el6_2
Fixed · RHSA-2012:0388
Red Hat Enterprise Linux 6
xulrunner-0:10.0.3-1.el6_2
Fixed · RHSA-2012:0387
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | firefox-0:10.0.3-1.el5_8 | Fixed | RHSA-2012:0387 |
| Red Hat Enterprise Linux 5 | thunderbird-0:10.0.3-1.el5_8 | Fixed | RHSA-2012:0388 |
| Red Hat Enterprise Linux 5 | xulrunner-0:10.0.3-1.el5_8 | Fixed | RHSA-2012:0387 |
| Red Hat Enterprise Linux 6 | firefox-0:10.0.3-1.el6_2 | Fixed | RHSA-2012:0387 |
| Red Hat Enterprise Linux 6 | thunderbird-0:10.0.3-1.el6_2 | Fixed | RHSA-2012:0388 |
| Red Hat Enterprise Linux 6 | xulrunner-0:10.0.3-1.el6_2 | Fixed | RHSA-2012:0387 |
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.
AV:N/AC:M/Au:N/C:N/I:P/A:N
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 1, 2026.
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.44% (0.02442) | 83.74th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.46% (0.02459) | 82.28th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.58% (0.00579) | 66.29th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.78% (0.01778) | 71.44th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.58% (0.00579) | 66.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.49% (0.00494) | 76.97th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.49% (0.00494) | 75.48th | v3 (v2023.03.01) |
| Oct 13, 2023 | 0.49% (0.00494) | 73.46th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.70% (0.00700) | 77.20th | 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) |
References (29)
- http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00014.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2012-03/msg00042.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2012-0387.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2012-0388.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/48359 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48402 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48496 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48513 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48553 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48561 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48629 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49055 third-party-advisoryx_refsource_SECUNIA
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:032 vendor-advisoryx_refsource_MANDRIVA
- http://www.mozilla.org/security/announce/2012/mfsa2012-15.html x_refsource_CONFIRM
- http://www.securityfocus.com/bid/52463 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1026801 vdb-entryx_refsource_SECTRACK
- http://www.securitytracker.com/id?1026803 vdb-entryx_refsource_SECTRACK
- http://www.securitytracker.com/id?1026804 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-1400-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1400-2 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1400-3 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1400-4 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1400-5 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2012-0451 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=717511 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=803114 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2012-0451
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14909 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2012-0451
Change history (0)
No recorded changes yet.