The aclMatchExternal function in Squid before 2.6.STABLE7 allows remote attackers to cause a denial of service (crash) by causing an external_acl queue overload, which triggers an infinite loop.
Published 2007-01-16 18:28:00
Updated 2017-07-29 01:30:05
Source MITRE
View at NVD,
Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2007-0248

Probability of exploitation activity in the next 30 days EPSS Score History
~ 97 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2007-0248

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen

Vendor statements for CVE-2007-0248

  • Red Hat 2007-07-26
    Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch. This issue did not affect the versions of Squid as shipped with Red Hat Enterprise Linux 2.1, 3, or 4.

Products affected by CVE-2007-0248

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