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01 Record

CVE-2010-0577

Cisco IOS 12.2 through 12.4, when certain PMTUD, SNAT, or window-size configurations are used, allows remote attackers to cause a denial of service (infinite loop, and device reload or hang) via a TCP

UnratedPUBLISHEDCNA: cisco
CNA base scoreUnratedNo CNA CVSS vector
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02 Description

Cisco IOS 12.2 through 12.4, when certain PMTUD, SNAT, or window-size configurations are used, allows remote attackers to cause a denial of service (infinite loop, and device reload or hang) via a TCP

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
2.52% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 84.7% 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
2010-03-25 20:31Z16 YR AGO
Last updated
2024-08-07 00:52Z2 YR AGO
Reserved
2010-02-10
Assigning CNA
cisco
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
544fda5991bd60c5b3be015e99e081c25ff8dcae9ae6eb3f7ccb621aca211b70

05 Affected products

VendorProductVersionsPlatforms
ciscoiosNot specified—

06 References