A "logic error" in Cisco IOS 12.0 through 12.4, when a Multiprotocol Label Switching (MPLS) VPN with extended communities is configured, sometimes causes a corrupted route target (RT) to be used, which allows remote attackers to read traffic from other VPNs in opportunistic circumstances
Published Sep 26, 2008
5.1
MEDIUMCVSS 2.0
EPSS 2.65%
Description
A "logic error" in Cisco IOS 12.0 through 12.4, when a Multiprotocol Label Switching (MPLS) VPN with extended communities is configured, sometimes causes a corrupted route target (RT) to be used, which allows remote attackers to read traffic from other VPNs in opportunistic circumstances.
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:H/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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.65% (0.02647) | 85.08th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.65% (0.02647) | 83.59th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.00% (0.01001) | 75.45th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.01% (0.01006) | 84.33th | v3 (v2023.03.01) |
| Mar 8, 2024 | 0.93% (0.00930) | 82.57th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.93% (0.00930) | 80.57th | 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) |
No CWE recorded.
References (6)
- http://secunia.com/advisories/31990 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080a014a9.shtml vendor-advisoryx_refsource_CISCOVendor Advisory
- http://www.securityfocus.com/bid/31366 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id?1020940 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%3A5919 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_advisory09186a0080a014a9.shtml | vendor-advisoryx_refsource_CISCOVendor Advisory | |
| http://www.securityfocus.com/bid/31366 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id?1020940 | 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%3A5919 | vdb-entrysignaturex_refsource_OVALThird Party Advisory |
Change history (0)
No recorded changes yet.