MEDIUM
Mozilla: Script entered into Developer Toolbar runs with chrome privileges (MFSA 2012-102)
Published Nov 21, 2012
6.8
MEDIUMCVSS 2.0
EPSS 2.26%
Description
The Web Developer Toolbar in Mozilla Firefox before 17.0 executes script with chrome privileges, which allows user-assisted remote attackers to conduct cross-site scripting (XSS) attacks via a crafted string.
Affected products
No data.
OR
- ≤ 16.0.2
- 0.1
- 0.2
- 0.3
- 0.4
- 0.5
- 0.6
- 0.6.1
- 0.7
- 0.7.1
- 0.8
- 0.9
- 0.9
- 0.9.1
- 0.9.2
- 0.9.3
- 0.10
- 0.10.1
- 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
- 1.4.1
- 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
- 1.8
- 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
- 3.5.15
- 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
- 3.6.13
- 3.6.14
- 3.6.15
- 3.6.16
- 3.6.17
- 3.6.18
- 3.6.19
- 3.6.20
- 3.6.21
- 3.6.22
- 3.6.23
- 3.6.24
- 3.6.25
- 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
- 10.0
- 10.0.1
- 10.0.2
- 11.0
- 12.0
- 12.0
- 13.0
- 13.0.1
- 14.0
- 14.0.1
- 15.0
- 15.0.1
- 16.0
- 16.0.1
No data.
Red Hat Enterprise Linux 5
firefox
Not affected
Red Hat Enterprise Linux 5
thunderbird
Not affected
Red Hat Enterprise Linux 6
firefox
Not affected
Red Hat Enterprise Linux 6
thunderbird
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 5 | thunderbird | Not affected | n/a |
| Red Hat Enterprise Linux 6 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 6 | thunderbird | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue does not affect the version of firefox as shipped with Red Hat Enterprise Linux 5 and 6
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.
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.
2.26% 0.02261
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02261
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.26% (0.02261) | 82.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.26% (0.02261) | 80.64th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.18% (0.01181) | 76.83th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.48% (0.02480) | 75.46th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.22% (0.01218) | 77.67th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.75% (0.00754) | 81.71th | v3 (v2023.03.01) |
| Jun 21, 2024 | 0.75% (0.00754) | 81.13th | v3 (v2023.03.01) |
| Apr 18, 2024 | 1.07% (0.01067) | 84.00th | v3 (v2023.03.01) |
| Apr 7, 2024 | 1.07% (0.01075) | 83.99th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.07% (0.01075) | 81.99th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.41% (0.03407) | 84.65th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.41% (0.03407) | 83.10th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.41% (0.03407) | 66.20th | v2 (v2022.01.01) |
Weaknesses (2)
References (20)
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2012-11/msg00092.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2012-11/msg00093.html vendor-advisoryx_refsource_SUSE
- http://osvdb.org/87586 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/51369 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/51434 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/51439 third-party-advisoryx_refsource_SECUNIA
- http://www.mozilla.org/security/announce/2012/mfsa2012-102.html x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/56645 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-1638-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1638-3 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2012-5837 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=800363 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=877631 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/80180 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2012-5837
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16542 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2012-5837
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Nov 21, 2012
Updated Aug 6, 2024
Reserved Nov 5, 2012
Link CVE-2012-5837
CISA Vulnrichment
Updated n/a