Stack-based buffer overflow in res/res_format_attr_h264.c in Asterisk Open Source 11.x before 11.2.2 allows remote attackers to execute arbitrary code via a long sprop-parameter-sets H.264 media attribute in a SIP Session Description Protocol (SDP) header
Published Mar 29, 2013
7.5
HIGHCVSS 2.0
EPSS 2.62%
Description
Stack-based buffer overflow in res/res_format_attr_h264.c in Asterisk Open Source 11.x before 11.2.2 allows remote attackers to execute arbitrary code via a long sprop-parameter-sets H.264 media attribute in a SIP Session Description Protocol (SDP) header.
Affected products
No data.
- 11.0.0
- 11.0.0
- 11.0.0
- 11.0.0
- 11.0.0
- 11.0.1
- 11.0.2
- 11.1.0
- 11.1.0
- 11.1.0
- 11.1.1
- 11.1.2
- 11.2.0
- 11.2.0
- 11.2.0
- 11.2.1
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: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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.62% (0.02621) | 84.92th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.62% (0.02621) | 83.42th | v5 (v2026.06.15) |
| Mar 30, 2025 | 8.93% (0.08932) | 91.79th | v4 (v2025.03.14) |
| Mar 29, 2025 | 13.36% (0.13362) | 90.28th | v4 (v2025.03.14) |
| Mar 17, 2025 | 9.59% (0.09594) | 92.30th | v4 (v2025.03.14) |
| Dec 17, 2024 | 87.31% (0.87307) | 98.88th | v3 (v2023.03.01) |
| Sep 17, 2024 | 94.33% (0.94333) | 99.25th | v3 (v2023.03.01) |
| May 10, 2024 | 45.60% (0.45598) | 97.39th | v3 (v2023.03.01) |
| Apr 25, 2024 | 44.68% (0.44677) | 97.34th | v3 (v2023.03.01) |
| Mar 15, 2024 | 43.34% (0.43341) | 97.25th | v3 (v2023.03.01) |
| Feb 8, 2024 | 43.71% (0.43706) | 97.23th | v3 (v2023.03.01) |
| Mar 7, 2023 | 94.33% (0.94333) | 98.66th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.82% (0.05822) | 90.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.82% (0.05822) | 89.53th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.82% (0.05822) | 77.35th | v2 (v2022.01.01) |
References (2)
- http://downloads.asterisk.org/pub/security/AST-2013-001.html x_refsource_CONFIRM
- https://issues.asterisk.org/jira/browse/ASTERISK-20901 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://downloads.asterisk.org/pub/security/AST-2013-001.html | x_refsource_CONFIRM | |
| https://issues.asterisk.org/jira/browse/ASTERISK-20901 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.