CVE-2013-5511

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

2.30% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 81.8% 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.

Published

2013-10-13 10:00Z12 YR AGO

Last updated

2024-08-06 17:15Z2 YR AGO

Reserved

2013-08-22

Assigning CNA

cisco

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-287Improper AuthenticationClass

Data version

5.1

Document digest

e6f93b937b5f343b58a0631f880a77b1e14171293807300f136bbc9ef3f4ab83

• tools.cisco.com20131213 Digital Certificate HTTP Authentication Bypass Vulnerabilityhttp://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5511vendor-advisoryx_refsource_CISCO
• tools.cisco.com20131009 Multiple Vulnerabilities in Cisco ASA Softwarehttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131009-asavendor-advisoryx_refsource_CISCO