MEDIUM
Cisco devices IOS 12.0 and earlier allow a remote attacker to cause a crash, or bad route updates, via malformed BGP updates with unrecognized transitive attribute
Published Mar 9, 2002
5.0
MEDIUMCVSS 2.0
EPSS 2.36%
Description
Cisco devices IOS 12.0 and earlier allow a remote attacker to cause a crash, or bad route updates, via malformed BGP updates with unrecognized transitive attribute.
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.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.36% 0.02361
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02361
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.36% (0.02361) | 83.15th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.36% (0.02361) | 81.51th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.31% (0.01310) | 77.96th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.57% (0.02570) | 75.86th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.31% (0.01310) | 78.43th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.76% (0.01760) | 88.48th | v3 (v2023.03.01) |
| Jun 13, 2024 | 1.76% (0.01760) | 88.02th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.76% (0.01760) | 86.02th | 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 (0)
No CWE recorded.
References (6)
- http://ciac.llnl.gov/ciac/bulletins/l-082.shtml third-party-advisorygovernment-resourcex_refsource_CIAC
- http://www.cisco.com/warp/public/707/ios-bgp-attr-corruption-pub.shtml vendor-advisoryx_refsource_CISCOPatchVendor Advisory
- http://www.kb.cert.org/vuls/id/106392 third-party-advisoryx_refsource_CERT-VNPatchThird Party AdvisoryUS Government Resource
- http://www.osvdb.org/1830 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/2733 vdb-entryx_refsource_BID
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6566 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://ciac.llnl.gov/ciac/bulletins/l-082.shtml | third-party-advisorygovernment-resourcex_refsource_CIAC | |
| http://www.cisco.com/warp/public/707/ios-bgp-attr-corruption-pub.shtml | vendor-advisoryx_refsource_CISCOPatchVendor Advisory | |
| http://www.kb.cert.org/vuls/id/106392 | third-party-advisoryx_refsource_CERT-VNPatchThird Party AdvisoryUS Government Resource | |
| http://www.osvdb.org/1830 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/2733 | vdb-entryx_refsource_BID | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/6566 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 9, 2002
Updated Aug 8, 2024
Reserved Aug 6, 2001
Link CVE-2001-0650
CISA Vulnrichment
Updated n/a