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    CVE-2009-3490

    GNU Wget before 1.12 does not properly handle a '\0' character in a domain name in the Common Name field of an X.509 certificate, which allows man-in-the-middle remote attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

    Published:Aug 12, 2009
    Last Modified:Apr 23, 2026
    EPS:Sep 30, 2009
    EPSS Score:0.01831
    CVSS Score:6.8

    Affected Products

    Vendor
    Gnu
    Product
    Wget
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-16599 (CVSS 5.1) — GNU wget is vulnerable to denial of service in its FTP OPIE/S-KEY authentication functionality. The server-sup…
    CVE-2026-58472 (CVSS 6) — GNU Wget through 1.25.0, fixed in commit dd692d9, contains a heap buffer overflow vulnerability in the html_qu…
    CVE-2026-58471 (CVSS 6) — GNU Wget through 1.25.0, fixed in commit c2640fe, contains a heap buffer overflow vulnerability in the convert…
    CVE-2026-58470 (CVSS 6.9) — GNU Wget through 1.25.0, fixed in commit 43d3ba9, contains an integer overflow vulnerability in the parse_cont…
    CVE-2026-58469 (CVSS 8.7) — GNU Wget through 1.25.0, fixed in commit 37a40fc, contains a heap buffer underread vulnerability in the clean_…
    CVE-2025-69195 (CVSS 7.6) — A flaw was found in GNU Wget2. This vulnerability, a stack-based buffer overflow, occurs in the filename sanit…
    CVE-2025-69194 (CVSS 8.8) — A security issue was discovered in GNU Wget2 when handling Metalink documents. The application fails to proper…
    CVE-2024-10524 (CVSS 6.5) — Applications that use Wget to access a remote resource using shorthand URLs and pass arbitrary user credential…
    CVE-2024-38428 (CVSS 9.1) — url.c in GNU Wget through 1.24.5 mishandles semicolons in the userinfo subcomponent of a URI, and thus there m…
    CVE-2021-31879 (CVSS 6.1) — GNU Wget through 1.21.1 does not omit the Authorization header upon a redirect to a different origin, a relate…

    References

    http://addictivecode.org/pipermail/wget-notify/2009-August/001808.html
    http://hg.addictivecode.org/wget/mainline/rev/1eab157d3be7
    http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
    http://marc.info/?l=oss-security&m=125198917018936&w=2
    http://marc.info/?l=oss-security&m=125369675820512&w=2
    http://permalink.gmane.org/gmane.comp.web.wget.general/8972
    http://secunia.com/advisories/36540
    http://www.securityfocus.com/bid/36205
    http://www.vupen.com/english/advisories/2009/2498
    https://bugzilla.redhat.com/show_bug.cgi?id=520454
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11099
    http://addictivecode.org/pipermail/wget-notify/2009-August/001808.html
    http://hg.addictivecode.org/wget/mainline/rev/1eab157d3be7
    http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
    http://marc.info/?l=oss-security&m=125198917018936&w=2
    http://marc.info/?l=oss-security&m=125369675820512&w=2
    http://permalink.gmane.org/gmane.comp.web.wget.general/8972
    http://secunia.com/advisories/36540
    http://www.securityfocus.com/bid/36205
    http://www.vupen.com/english/advisories/2009/2498
    https://bugzilla.redhat.com/show_bug.cgi?id=520454
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11099

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High