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    CVE-2011-1471

    Integer signedness error in zip_stream.c in the Zip extension in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (CPU consumption) via a malformed archive file that triggers errors in zip_fread function calls.

    Published:Jul 27, 2009
    Last Modified:Apr 11, 2025
    EPS:Mar 20, 2011
    EPSS Score:0.14559
    CVSS Score:4.3

    Affected Products

    Vendor
    Php
    Product
    Php
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    http://bugs.php.net/bug.php?id=49072http://bugs.php.net/bug.php?id=49072https://www.exploit-db.com/exploits/35485

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-7263 (CVSS 6.3) — In PHP versions 8.4.* before 8.4.21 and 8.5.* before 8.5.6, DOMNode::C14N() method may process the XML data in…
    CVE-2026-6104 (CVSS 6.3) — In PHP versions 8.4.* before 8.4.21 and 8.5.* before 8.5.6, when an encoding name containing an embedded NUL b…
    CVE-2026-7258 (CVSS 6.3) — In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, some fu…
    CVE-2026-6722 (CVSS 9.5) — In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, the SOA…
    CVE-2026-7259 (CVSS 2.1) — In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, a misma…
    CVE-2026-7261 (CVSS 6.3) — In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, when So…
    CVE-2026-7262 (CVSS 2.9) — In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, when a …
    CVE-2025-14179 (CVSS 7.4) — In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, the PDO…
    CVE-2026-7568 (CVSS 6.3) — In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, the met…

    References

    http://bugs.php.net/bug.php?id=49072
    http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
    http://support.apple.com/kb/HT5002
    http://www.debian.org/security/2011/dsa-2266
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:052
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:053
    http://www.php.net/ChangeLog-5.php
    http://www.redhat.com/support/errata/RHSA-2011-1423.html
    http://www.securityfocus.com/bid/46975
    http://www.vupen.com/english/advisories/2011/0744
    http://bugs.php.net/bug.php?id=49072
    http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
    http://support.apple.com/kb/HT5002
    http://www.debian.org/security/2011/dsa-2266
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:052
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:053
    http://www.php.net/ChangeLog-5.php
    http://www.redhat.com/support/errata/RHSA-2011-1423.html
    http://www.securityfocus.com/bid/46975
    http://www.vupen.com/english/advisories/2011/0744

    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