4.3
CVSSv2

CVE-2011-1471

Published: 20/03/2011 Updated: 19/01/2023
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
VMScore: 435
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Vulnerability Summary

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

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Vendor Advisories

Several vulnerabilities were discovered in PHP, which could lead to denial of service or potentially the execution of arbitrary code CVE-2010-2531 An information leak was found in the var_export() function CVE-2011-0421 The Zip module could crash CVE-2011-0708 An integer overflow was discovered in the Exif module CVE-2011-1466 An i ...
USN 1126-1 introduced two regressions in PHP ...
Multiple vulnerabilities in PHP ...

Exploits

source: wwwsecurityfocuscom/bid/46975/info PHP is prone to a remote denial-of-service vulnerability that affects the 'Zip' extension Successful attacks will cause the application to crash, creating a denial-of-service condition Due to the nature of this issue, arbitrary code-execution may be possible; however, this has not been confirm ...