Stack-based buffer overflow in the DtbClsLogin function in NovaStor NovaNET 12 allows remote attackers to (1) execute arbitrary code on Linux platforms via a long username field during backup domain authentication, related to libnnlindtb.so; or (2) cause a denial of service (daemon crash) on Windows platforms via a long username field during backup domain authentication, related to nnwindtb.dll
Published Mar 9, 2009
7.5
HIGHCVSS 2.0
EPSS 16.55%
Description
Stack-based buffer overflow in the DtbClsLogin function in NovaStor NovaNET 12 allows remote attackers to (1) execute arbitrary code on Linux platforms via a long username field during backup domain authentication, related to libnnlindtb.so; or (2) cause a denial of service (daemon crash) on Windows platforms via a long username field during backup domain authentication, related to nnwindtb.dll. NOTE: some of these details are obtained from third party information.
Affected products
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:L/Au:N/C:P/I:P/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 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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 16.55% (0.16546) | 96.92th | v5 (v2026.06.15) |
| Jun 15, 2026 | 16.55% (0.16546) | 96.59th | v5 (v2026.06.15) |
| Apr 29, 2026 | 12.36% (0.12362) | 93.91th | v4 (v2025.03.14) |
| Mar 30, 2025 | 13.94% (0.13939) | 93.72th | v4 (v2025.03.14) |
| Mar 29, 2025 | 12.12% (0.12117) | 89.66th | v4 (v2025.03.14) |
| Mar 19, 2025 | 13.94% (0.13939) | 93.49th | v4 (v2025.03.14) |
| Mar 17, 2025 | 15.13% (0.15130) | 94.08th | v4 (v2025.03.14) |
| Dec 17, 2024 | 8.07% (0.08069) | 94.30th | v3 (v2023.03.01) |
| May 18, 2024 | 14.55% (0.14553) | 95.74th | v3 (v2023.03.01) |
| Feb 15, 2024 | 17.17% (0.17173) | 95.91th | v3 (v2023.03.01) |
| Jun 12, 2023 | 15.16% (0.15157) | 95.03th | v3 (v2023.03.01) |
| Apr 27, 2023 | 19.05% (0.19055) | 95.49th | v3 (v2023.03.01) |
| Mar 7, 2023 | 19.33% (0.19331) | 95.44th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.82% (0.12822) | 95.61th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.82% (0.12822) | 95.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.82% (0.12822) | 90.16th | v2 (v2022.01.01) |
References (6)
- http://osvdb.org/52301 vdb-entryx_refsource_OSVDBBroken Link
- http://osvdb.org/52302 vdb-entryx_refsource_OSVDBBroken Link
- http://secunia.com/advisories/34024 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.insight-tech.org/index.php?p=NovaNET-12-Remote-Buffer-Oveflow x_refsource_MISCURL Repurposed
- http://www.securityfocus.com/bid/33954 vdb-entryx_refsource_BIDExploitThird Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/49074 vdb-entryx_refsource_XFVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/52301 | vdb-entryx_refsource_OSVDBBroken Link | |
| http://osvdb.org/52302 | vdb-entryx_refsource_OSVDBBroken Link | |
| http://secunia.com/advisories/34024 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.insight-tech.org/index.php?p=NovaNET-12-Remote-Buffer-Oveflow | x_refsource_MISCURL Repurposed | |
| http://www.securityfocus.com/bid/33954 | vdb-entryx_refsource_BIDExploitThird Party AdvisoryVDB Entry | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/49074 | vdb-entryx_refsource_XFVDB Entry |
Change history (0)
No recorded changes yet.