{
  "threat_severity" : "Moderate",
  "public_date" : "2023-06-14T00:00:00Z",
  "bugzilla" : {
    "description" : "libtiff: heap-buffer overflow via extractContigSamplesBytes() at /libtiff/tools/tiffcrop.c",
    "id" : "2215209",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2215209"
  },
  "cvss3" : {
    "cvss3_base_score" : "5.5",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
    "status" : "draft"
  },
  "cwe" : "CWE-119",
  "details" : [ "libtiff 4.5.0 is vulnerable to Buffer Overflow via extractContigSamplesBytes() at /libtiff/tools/tiffcrop.c:3215.", "A heap-based buffer overflow vulnerability was found in LibTIFF's tiffcrop utility in the extractContigSamplesBytes() function. This flaw allows an attacker to pass a crafted TIFF image file to the tiffcrop utility, which causes an out-of-bounds read access resulting in an application crash, eventually leading to a denial of service." ],
  "statement" : "This vulnerability in tiffcrop is classified as moderate severity rather than important because, while it leads to a denial of service (DoS) via a crash, the impact is not critical in terms of system compromise or data loss. The vulnerability, caused by a heap-based buffer overflow, results in an out-of-bounds read, which disrupts the functionality of the tiffcrop utility but does not allow an attacker to execute arbitrary code or escalate privileges. Additionally, exploitation requires the attacker to provide a specially crafted TIFF file, meaning it is not easily triggered remotely without user interaction. While it poses a disruption to operations, it does not lead to broader system vulnerabilities or compromise, justifying its classification as moderate severity.",
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "libtiff",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "compat-libtiff3",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "libtiff",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "compat-libtiff3",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Will not fix",
    "package_name" : "libtiff",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Affected",
    "package_name" : "libtiff",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2023-25434\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-25434" ],
  "name" : "CVE-2023-25434",
  "csaw" : false
}