01 Record
CVE-2002-2053
The design of the Hot Standby Routing Protocol (HSRP), as implemented on Cisco IOS 12.1, when using IRPAS, allows remote attackers to cause a denial of service (CPU consumption) via a router with the
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The design of the Hot Standby Routing Protocol (HSRP), as implemented on Cisco IOS 12.1, when using IRPAS, allows remote attackers to cause a denial of service (CPU consumption) via a router with the
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.59% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 75.1% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2005-07-14 04:00Z21 YR AGO
- Last updated
- 2024-09-16 20:48Z2 YR AGO
- Reserved
- 2005-07-14
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- bbef90404a158331d4cdca4c558e711fd86fed07cb9c62e9646d3b2b53dfe0b0
05 Affected products
VendorProductVersionsPlatforms
06 References
- archives.neohapsis.com20020605 Three possible DoS attacks against some IOS versions.http://archives.neohapsis.com/archives/bugtraq/2002-06/0027.html
- www.securityfocus.com4949http://www.securityfocus.com/bid/4949
- archives.neohapsis.com20020606 Re: Three possible DoS attacks against some IOS versions.http://archives.neohapsis.com/archives/bugtraq/2002-06/0050.html
- www.iss.netcisco-ios-hsrp-loop-dos(9283)http://www.iss.net/security_center/static/9283.php