How severe is CVE-2020-6151?

CVE-2020-6151 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-6151 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-6151?

CVE-2020-6151 affects Accusoft Imagegear. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-6151?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-6151 published?

CVE-2020-6151 was published on 2020-09-01 and last updated on 2026-06-17.

CVE-2020-6151

CVE-2020-6151 is a critical-severity vulnerability in Accusoft Imagegear with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-704.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-704
Affected product: Accusoft Imagegear
Published: 2020-09-01
Last modified: 2026-06-17

Description

A memory corruption vulnerability exists in the TIFF handle_COMPRESSION_PACKBITS functionality of Accusoft ImageGear 19.7. A specially crafted malformed file can cause a memory corruption. An attacker can provide a malicious file to trigger this vulnerability.

Frequently asked questions

What is CVE-2020-6151?: A memory corruption vulnerability exists in the TIFF handle_COMPRESSION_PACKBITS functionality of Accusoft ImageGear 19.7. A specially crafted malformed file can cause a memory corruption. An attacker can provide a malicious file to trigger this vulnerability.
How severe is CVE-2020-6151?: CVE-2020-6151 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-6151 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-6151?: CVE-2020-6151 affects Accusoft Imagegear. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-6151?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-6151 published?: CVE-2020-6151 was published on 2020-09-01 and last updated on 2026-06-17.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1095

Affected products (1)

cpe:2.3:a:accusoft:imagegear:19.7.0:*:*:*:*:*:*:*

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