CVE-2017-16642 (GCVE-0-2017-16642)

Vulnerability from cvelistv5 – Published: 2017-11-07 21:00 – Updated: 2024-08-05 20:27
VLAI
Summary
In PHP before 5.6.32, 7.x before 7.0.25, and 7.1.x before 7.1.11, an error in the date extension's timelib_meridian handling of 'front of' and 'back of' directives could be used by attackers able to supply date strings to leak information from the interpreter, related to ext/date/lib/parse_date.c out-of-bounds reads affecting the php_parse_date function. NOTE: this is a different issue than CVE-2017-11145.
Severity
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE
  • n/a
Assigner
References
URL Tags
https://security.netapp.com/advisory/ntap-2018112… x_refsource_CONFIRM
https://www.exploit-db.com/exploits/43133/ exploitx_refsource_EXPLOIT-DB
https://bugs.php.net/bug.php?id=75055 x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2018:1296 vendor-advisoryx_refsource_REDHAT
http://php.net/ChangeLog-5.php x_refsource_CONFIRM
http://www.securityfocus.com/bid/101745 vdb-entryx_refsource_BID
https://www.debian.org/security/2018/dsa-4081 vendor-advisoryx_refsource_DEBIAN
https://www.debian.org/security/2018/dsa-4080 vendor-advisoryx_refsource_DEBIAN
https://usn.ubuntu.com/3566-1/ vendor-advisoryx_refsource_UBUNTU
http://php.net/ChangeLog-7.php x_refsource_CONFIRM
https://github.com/derickr/timelib/commit/aa91560… x_refsource_CONFIRM
https://github.com/php/php-src/commit/5c0455bf2c8… x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2019:2519 vendor-advisoryx_refsource_REDHAT
Date Public
2017-11-07 00:00
Show details on NVD website
To clipboard 

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      "current_release_date": "2026-06-28T06:49:51+00:00",
      "cve": "CVE-2017-16642",
      "id": "CVE-2017-16642",
      "initial_release_date": "2017-11-07T00:00:00+00:00",
      "product_status:fixed": "740",
      "product_status:known_affected": "86",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "php: Out-of-bound read in timelib_meridian()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-16642.json",
      "version": "3"
    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.