Systemtap: Insecure loading of modules
Published Dec 7, 2010
7.2
HIGHCVSS 2.0
EPSS 5.35%
Description
The staprun runtime tool in SystemTap 1.3 does not properly clear the environment before executing modprobe, which allows local users to gain privileges by setting the MODPROBE_OPTIONS environment variable to specify a malicious configuration file.
Affected products
No data.
No data.
Red Hat Enterprise Linux 4
systemtap-0:0.6.2-2.el4_8.3
Fixed · RHSA-2010:0895
Red Hat Enterprise Linux 5
systemtap-0:1.1-3.el5_5.3
Fixed · RHSA-2010:0894
Red Hat Enterprise Linux 6
systemtap-0:1.2-11.el6_0
Fixed · RHSA-2010:0894
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | systemtap-0:0.6.2-2.el4_8.3 | Fixed | RHSA-2010:0895 |
| Red Hat Enterprise Linux 5 | systemtap-0:1.1-3.el5_5.3 | Fixed | RHSA-2010:0894 |
| Red Hat Enterprise Linux 6 | systemtap-0:1.2-11.el6_0 | Fixed | RHSA-2010:0894 |
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:L/AC:L/Au:N/C:C/I:C/A:C
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.35% (0.05346) | 92.38th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.84% (0.04837) | 90.83th | v5 (v2026.06.15) |
| Mar 30, 2025 | 24.08% (0.24078) | 95.59th | v4 (v2025.03.14) |
| Mar 29, 2025 | 16.69% (0.16688) | 91.58th | v4 (v2025.03.14) |
| Mar 17, 2025 | 24.08% (0.24078) | 95.60th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.05% (0.00047) | 19.26th | v3 (v2023.03.01) |
| Jun 7, 2024 | 0.06% (0.00058) | 24.64th | v3 (v2023.03.01) |
| Feb 7, 2024 | 0.06% (0.00058) | 22.62th | v3 (v2023.03.01) |
| Sep 16, 2023 | 0.07% (0.00070) | 28.89th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00064) | 26.10th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.11% (0.02111) | 80.00th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.11% (0.02111) | 78.08th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.11% (0.02111) | 56.77th | v2 (v2022.01.01) |
References (23)
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051115.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051122.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051127.html vendor-advisoryx_refsource_FEDORA
- http://packetstormsecurity.com/files/152569/SystemTap-1.3-MODPROBE_OPTIONS-Privilege-Escalation.html x_refsource_MISC
- http://secunia.com/advisories/42256 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/42263 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/42306 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/42318 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/46920 third-party-advisoryx_refsource_SECUNIA
- http://sources.redhat.com/git/gitweb.cgi?p=systemtap.git%3Ba=commit%3Bh=b7565b41228bea196cefa3a7d43ab67f8f9152e2 x_refsource_CONFIRM
- http://sources.redhat.com/ml/systemtap/2010-q4/msg00230.html mailing-listx_refsource_MLIST
- http://www.debian.org/security/2011/dsa-2348 vendor-advisoryx_refsource_DEBIAN
- http://www.exploit-db.com/exploits/15620 exploitx_refsource_EXPLOIT-DB
- http://www.redhat.com/support/errata/RHSA-2010-0894.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2010-0895.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/bid/44914 vdb-entryx_refsource_BIDExploit
- http://www.securitytracker.com/id?1024754 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2010-4170 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=653604 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/63344 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2010-4170
- https://www.cve.org/CVERecord?id=CVE-2010-4170
- https://www.exploit-db.com/exploits/46730/ exploitx_refsource_EXPLOIT-DB
Change history (0)
No recorded changes yet.