CVE-2018-25013

CRITICAL EPSS 78.8%
Published May 21, 20215y ago · Modified Jun 17, 20262w ago
9.1 CVSS 3.1
Critical
Find Similar
Published May 21, 2021 5y ago
Last Modified Jun 17, 2026 2w ago

Description

A heap-based buffer overflow was found in libwebp in versions before 1.0.1 in ShiftBytes().

CVSS Details

Base Score
9.1
Exploitability
3.9
Impact
5.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
78.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 2

VendorProductVersionRange
webmprojectlibwebp* <1.0.1
redhatenterprise_linux8.0any

References 3

  • bugs.chromium.org https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9417
    Third Party Advisory
  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=1956926
    Issue TrackingPatchThird Party Advisory
  • chromium.googlesource.com https://chromium.googlesource.com/webm/libwebp/+/907208f97ead639bd521cf355a2f203f462eade6
    Third Party Advisory

Remediation

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=1956926
    Issue TrackingPatchThird Party Advisory