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01 Record

CVE-2020-13572

A heap overflow vulnerability exists in the way the GIF parser decodes LZW compressed streams in Accusoft ImageGear 19.8. A specially crafted malformed file can trigger a heap overflow, which can

CriticalPUBLISHEDCNA: talos
CNA base score9.8 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

02 Description

A heap overflow vulnerability exists in the way the GIF parser decodes LZW compressed streams in Accusoft ImageGear 19.8. A specially crafted malformed file can trigger a heap overflow, which can

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.91% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 79.6% of scored records. A rank, not a probability.
NVD base score
8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-02-10 21:45Z5 YR AGO
Last updated
2024-08-04 12:25Z2 YR AGO
Reserved
2020-05-26
Assigning CNA
talos
Record state
PUBLISHED
Severity
Critical (CVSS 9.8)
CNA CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-122Heap-based Buffer OverflowVariant
  • CWE-787Out-of-bounds WriteBase
Data version
5.1
Document digest
d2260521fea1ca84d256364d10d380c74be91b70d86fe3630ae83f07d43582a8

05 Affected products

VendorProductVersionsPlatforms
n/aAccusoftAccusoft ImageGear Accusoft ImageGear 19.8—

06 References