CVE-2023-3044 Divide-by-zero in Xpdf 4.04 due to very large page size

2023-06-0222:32:31

CWE-369

GandC

www.cve.org

pdf

xpdf

divide-by-zero

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

AI Score

5.6

Confidence

High

EPSS

0.001

Percentile

51.2%

JSON

An excessively large PDF page size (found in fuzz testing, unlikely in normal PDF files) can result in a divide-by-zero in Xpdf’s text extraction code.

This is related to CVE-2022-30524, but the problem here is caused by a very large page size, rather than by a very large character coordinate.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "platforms": [
      "all"
    ],
    "product": "Xpdf",
    "vendor": "Xpdf",
    "versions": [
      {
        "status": "affected",
        "version": "4.04"
      }
    ]
  }
]