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CVE-2018-20481 (GCVE-0-2018-20481)

Vulnerability from cvelistv5 – Published: 2018-12-26 04:00 – Updated: 2024-08-05 12:05
VLAI
Summary
XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.
Severity
6.5 (Medium)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE
  • n/a
Assigner
References
Date Public
2018-12-25 00:00
Show details on NVD website
To clipboard 

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      "title": "poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc",
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      "cve": "CVE-2018-20481",
      "id": "CVE-2018-20481",
      "initial_release_date": "2023-02-15T04:21:11Z",
      "product_status:known_affected": "16",
      "product_status:known_not_affected": "385",
      "product_status:recommended": "179",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-20481",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-20481.json",
      "version": "22"
    }
  }
}



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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.