CVE-2020-18831

HIGH EPSS 48.4%
Published Aug 22, 20232y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published Aug 22, 2023 2y ago
Last Modified Jun 17, 2026 2w ago

Description

Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted file.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
48.4% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 1

VendorProductVersionRange
exiv2exiv20.27.1any

References 2

  • github.com https://github.com/Exiv2/exiv2/issues/828
    ExploitIssue TrackingPatchVendor Advisory
  • exiv2.org https://www.exiv2.org/download.html
    Broken Link

Remediation

  • github.com https://github.com/Exiv2/exiv2/issues/828
    ExploitIssue TrackingPatchVendor Advisory