HIGH
Memory leak in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4, when VoIP is configured, allows remote attackers to cause a denial of service (memory consumption and voice-service outage) via unspecified valid SIP messages
Published Sep 26, 2008
7.8
HIGHCVSS 2.0
EPSS 3.14%
Description
Memory leak in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4, when VoIP is configured, allows remote attackers to cause a denial of service (memory consumption and voice-service outage) via unspecified valid SIP messages.
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.
7.8 HIGH NVD
AV:N/AC:L/Au:N/C:N/I:N/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.14% 0.03138
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.03138
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 2, 2026 | 3.14% (0.03138) | 87.46th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.14% (0.03138) | 86.18th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.86% (0.00859) | 73.41th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.77% (0.00771) | 81.96th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.71% (0.00713) | 79.87th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.71% (0.00713) | 77.42th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
Weaknesses (1)
References (5)
- http://secunia.com/advisories/31990 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080a01562.shtml vendor-advisoryx_refsource_CISCOVendor Advisory
- http://www.securitytracker.com/id?1020939 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- http://www.vupen.com/english/advisories/2008/2670 vdb-entryx_refsource_VUPENPermissions Required
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5927 vdb-entrysignaturex_refsource_OVALThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/31990 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://www.cisco.com/en/US/products/products_security_advisory09186a0080a01562.shtml | vendor-advisoryx_refsource_CISCOVendor Advisory | |
| http://www.securitytracker.com/id?1020939 | vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.vupen.com/english/advisories/2008/2670 | vdb-entryx_refsource_VUPENPermissions Required | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5927 | vdb-entrysignaturex_refsource_OVALThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner cisco
Published Sep 26, 2008
Updated Aug 7, 2024
Reserved Aug 27, 2008
Link CVE-2008-3799
CISA Vulnrichment
Updated n/a