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CVE-2009-3627

Date: October 29, 2009

The decode_entities function in util.c in HTML-Parser before 3.63 allows context-dependent attackers to cause a denial of service (infinite loop) via an incomplete SGML numeric character reference, which triggers generation of an invalid UTF-8 character.

Language: C

Severity Score

Related Resources (11)

http://www.openwall.com/lists/oss-security/2009/10/23/9
https://exchange.xforce.ibmcloud.com/vulnerabilities/53941
https://nvd.nist.gov/vuln/detail/CVE-2009-3627
https://people.canonical.com/~ubuntu-security/cve/CVE-2009-3627
https://bugzilla.redhat.com/show_bug.cgi?id=530604
http://github.com/gisle/html-parser/commit/b9aae1e43eb2c8e989510187cff0ba3e996f9a4c
https://issues.apache.org/SpamAssassin/show_bug.cgi?id=6225
http://secunia.com/advisories/37155
http://www.securityfocus.com/bid/36807
http://www.vupen.com/english/advisories/2009/3022
https://www.mend.io/vulnerability-database/CVE-2009-3627

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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