A NULL Pointer Dereference of CWE-476 exists in quassel version 0.12.4 in the quasselcore void CoreAuthHandler::handle(const Login &msg) coreauthhandler.cpp line 235 that allows an attacker to cause a denial of service
Published May 8, 2018
7.5
HIGHCVSS 3.0
EPSS 2.32%
Description
A NULL Pointer Dereference of CWE-476 exists in quassel version 0.12.4 in the quasselcore void CoreAuthHandler::handle(const Login &msg) coreauthhandler.cpp line 235 that allows an attacker to cause a denial of service.
Affected products
No data.
Configuration 1
- 0.12.4
Configuration 2
- 8.0
- 9.0
No data.
No Red Hat product state for this CVE.
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.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:L/Au:N/C:N/I:N/A:P
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 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 2.32% (0.02324) | 82.89th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.36% (0.02360) | 81.51th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.43% (0.00435) | 74.95th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.43% (0.00435) | 73.94th | v3 (v2023.03.01) |
| Sep 29, 2023 | 0.43% (0.00435) | 71.69th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.61% (0.00612) | 75.82th | v3 (v2023.03.01) |
| May 8, 2023 | 0.50% (0.00499) | 72.77th | v3 (v2023.03.01) |
| May 2, 2023 | 0.61% (0.00612) | 75.57th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.73% (0.00729) | 77.74th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.29% (0.01294) | 30.79th | v1 |
| Jan 6, 2022 | 1.29% (0.01294) | 30.15th | v1 |
| Sep 1, 2021 | 1.29% (0.01294) | 69.02th | v1 |
| Apr 14, 2021 | 1.29% (0.01294) | 0.00th | v1 |
References (4)
- https://github.com/quassel/quassel/blob/master/src/core/coreauthhandler.cpp#L236 x_refsource_CONFIRMExploitThird Party Advisory
- https://security.gentoo.org/glsa/201806-04 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://usn.ubuntu.com/4594-1/ vendor-advisoryx_refsource_UBUNTU
- https://www.debian.org/security/2018/dsa-4189 vendor-advisoryx_refsource_DEBIANThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/quassel/quassel/blob/master/src/core/coreauthhandler.cpp#L236 | x_refsource_CONFIRMExploitThird Party Advisory | |
| https://security.gentoo.org/glsa/201806-04 | vendor-advisoryx_refsource_GENTOOThird Party Advisory | |
| https://usn.ubuntu.com/4594-1/ | vendor-advisoryx_refsource_UBUNTU | |
| https://www.debian.org/security/2018/dsa-4189 | vendor-advisoryx_refsource_DEBIANThird Party Advisory |
Change history (0)
No recorded changes yet.