Heap-based buffer overflow in the substr function in parsing.c in cgit 0.9.0.3 and earlier allows remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via an empty username in the "Author" field in a commit
Published Oct 10, 2012
6.5
MEDIUMCVSS 2.0
EPSS 3.38%
Description
Heap-based buffer overflow in the substr function in parsing.c in cgit 0.9.0.3 and earlier allows remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via an empty username in the "Author" field in a commit.
Affected products
No data.
- ≤ 0.9.0.3
- 0.1
- 0.2
- 0.3
- 0.4
- 0.5
- 0.6
- 0.6.1
- 0.6.2
- 0.6.3
- 0.7
- 0.7.1
- 0.7.2
- 0.8
- 0.8.1
- 0.8.1.1
- 0.8.2
- 0.8.2.1
- 0.8.2.2
- 0.8.3
- 0.8.3.1
- 0.8.3.2
- 0.8.3.3
- 0.8.3.4
- 0.8.3.5
- 0.9
- 0.9.0.1
- 0.9.0.2
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.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.38% (0.03383) | 88.39th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.38% (0.03383) | 87.19th | v5 (v2026.06.15) |
| Mar 17, 2025 | 3.46% (0.03459) | 86.75th | v4 (v2025.03.14) |
| Dec 12, 2024 | 4.95% (0.04949) | 93.11th | v3 (v2023.03.01) |
| May 10, 2024 | 4.79% (0.04786) | 92.66th | v3 (v2023.03.01) |
| Jan 4, 2024 | 4.17% (0.04171) | 91.32th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.89% (0.03887) | 90.56th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.72% (0.04724) | 89.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.72% (0.04724) | 88.14th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.72% (0.04724) | 74.53th | v2 (v2022.01.01) |
References (7)
- http://git.zx2c4.com/cgit/commit/?id=7757d1b046ecb67b830151d20715c658867df1ec x_refsource_CONFIRM
- http://hjemli.net/pipermail/cgit/2012-July/000652.html mailing-listx_refsource_MLIST
- http://secunia.com/advisories/50734 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.openwall.com/lists/oss-security/2012/09/30/1 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2012/10/03/7 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/55724 vdb-entryx_refsource_BID
- https://bugzilla.redhat.com/show_bug.cgi?id=820733 x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://git.zx2c4.com/cgit/commit/?id=7757d1b046ecb67b830151d20715c658867df1ec | x_refsource_CONFIRM | |
| http://hjemli.net/pipermail/cgit/2012-July/000652.html | mailing-listx_refsource_MLIST | |
| http://secunia.com/advisories/50734 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.openwall.com/lists/oss-security/2012/09/30/1 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2012/10/03/7 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/55724 | vdb-entryx_refsource_BID | |
| https://bugzilla.redhat.com/show_bug.cgi?id=820733 | x_refsource_MISC |
Change history (0)
No recorded changes yet.