HIGH
The RSVP feature in Cisco IOS 15.0 and 15.1 and IOS XE 3.2.xS through 3.4.xS before 3.4.2S, when a VRF interface is configured, allows remote attackers to cause a denial of service (interface queue wedge and service outage) via crafted RSVP packets, aka Bug ID CSCts80643
Published Mar 29, 2012
7.8
HIGHCVSS 2.0
EPSS 1.99%
Description
The RSVP feature in Cisco IOS 15.0 and 15.1 and IOS XE 3.2.xS through 3.4.xS before 3.4.2S, when a VRF interface is configured, allows remote attackers to cause a denial of service (interface queue wedge and service outage) via crafted RSVP packets, aka Bug ID CSCts80643.
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.
1.99% 0.01988
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01988
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 | 1.99% (0.01988) | 79.88th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.01% (0.02011) | 78.25th | v5 (v2026.06.15) |
| Mar 17, 2025 | 2.15% (0.02150) | 83.08th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.90% (0.01896) | 88.99th | v3 (v2023.03.01) |
| Jul 10, 2024 | 1.90% (0.01896) | 88.64th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.90% (0.01896) | 86.62th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
Weaknesses (1)
References (6)
- http://osvdb.org/80692 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/48611 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48621 third-party-advisoryx_refsource_SECUNIA
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120328-rsvp vendor-advisoryx_refsource_CISCOVendor Advisory
- http://www.securityfocus.com/bid/52754 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1026865 vdb-entryx_refsource_SECTRACK
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/80692 | vdb-entryx_refsource_OSVDB | |
| http://secunia.com/advisories/48611 | third-party-advisoryx_refsource_SECUNIA | |
| http://secunia.com/advisories/48621 | third-party-advisoryx_refsource_SECUNIA | |
| http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120328-rsvp | vendor-advisoryx_refsource_CISCOVendor Advisory | |
| http://www.securityfocus.com/bid/52754 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id?1026865 | vdb-entryx_refsource_SECTRACK |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner cisco
Published Mar 29, 2012
Updated Aug 6, 2024
Reserved Feb 27, 2012
Link CVE-2012-1311
CISA Vulnrichment
Updated n/a