Vulnerability · Published Jun 11, 2021 · Assigned by talos

CVE-2021-21795

Critical 9.8

In plain English

A critical-severity heap buffer overflow in Accusoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities).

Severity (CVSS 3.0)9.8Critical

Exploit odds (30 days)1.4%top 27.3% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

A heap-based buffer overflow vulnerability exists in the PSD read_icc_icCurve_data functionality of Accusoft ImageGear 19.9. A specially crafted malformed file can lead to an integer overflow that, in turn, leads to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Affected products (as reported)

Vendor	Product	Versions
n/a	Accusoft	Accusoft ImageGear 19.9

Weakness: CWE-122 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1264 x_refsource_MISC