Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2012-2317


The Debian php_crypt_revamped.patch patch for PHP 5.3.x, as used in the php5 package before 5.3.3-7+squeeze4 in Debian GNU/Linux squeeze, the php5 package before 5.3.2-1ubuntu4.17 in Ubuntu 10.04 LTS, and the php5 package before 5.3.5-1ubuntu7.10 in Ubuntu 11.04, does not properly handle an empty salt string, which might allow remote attackers to bypass authentication by leveraging an application that relies on the PHP crypt function to choose a salt for password hashing.


Security Impact Summary

CVE-2012-2317 is a security vulnerability that . Impacting 4 products from debian, from debian, from canonical and 1 other, organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2012, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.


Published

2012-08-07T19:55:01.437

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-310

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application debian php5-common ≤ 5.3.2-1 Yes
Application debian php5-common 5.3.3-7\+squeeze4 Yes
Operating System debian debian_linux * Yes
Application canonical php5 ≤ 5.3.2-1ubuntu4.16 Yes
Application canonical php5 5.3.2-1ubuntu4.17 Yes
Operating System canonical ubuntu_linux 10.04 Yes
Application canonical php5 ≤ 5.3.5-1ubuntu7.9 Yes
Application canonical php5 5.3.5-1ubuntu7.10 Yes
Operating System canonical ubuntu_linux 11.04 Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For debian's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.