How severe is CVE-2021-30046?

CVE-2021-30046 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-30046 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-30046?

CVE-2021-30046 affects Vigra Computer Vision Library Project Vigra Computer Vision Library. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-30046?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-30046 published?

CVE-2021-30046 was published on 2021-04-06 and last updated on 2026-06-17.

CVE-2021-30046

CVE-2021-30046 is a medium-severity vulnerability in Vigra Computer Vision Library Project Vigra Computer Vision Library with a CVSS 3.x base score of 6.5. 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-755.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-755
Affected product: Vigra Computer Vision Library Project Vigra Computer Vision Library
Published: 2021-04-06
Last modified: 2026-06-17

Description

VIGRA Computer Vision Library Version-1-11-1 contains a segmentation fault vulnerability in the impex.hxx read_image_band() function, in which a crafted file can cause a denial of service.

Frequently asked questions

What is CVE-2021-30046?: VIGRA Computer Vision Library Version-1-11-1 contains a segmentation fault vulnerability in the impex.hxx read_image_band() function, in which a crafted file can cause a denial of service.
How severe is CVE-2021-30046?: CVE-2021-30046 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-30046 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-30046?: CVE-2021-30046 affects Vigra Computer Vision Library Project Vigra Computer Vision Library. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-30046?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-30046 published?: CVE-2021-30046 was published on 2021-04-06 and last updated on 2026-06-17.

References

https://github.com/ukoethe/vigra/issues/494

Affected products (1)

cpe:2.3:a:vigra_computer_vision_library_project:vigra_computer_vision_library:1.11.1:*:*:*:*:*:*:*

Other CWE-755 (Improper Handling of Exceptional Conditions) vulnerabilities

CVE-2025-34193 — Critical (CVSS 9.8): Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 25.1.102 and Application versions prior…
CVE-2025-10156 — Critical (CVSS 9.8): An Improper Handling of Exceptional Conditions vulnerability in the ZIP archive scanning component of mmaitre314…
CVE-2021-42142 — Critical (CVSS 9.8): An issue was discovered in Contiki-NG tinyDTLS through master branch 53a0d97. DTLS servers mishandle the early use of a…
CVE-2021-42141 — Critical (CVSS 9.8): An issue was discovered in Contiki-NG tinyDTLS through 2018-08-30. One incorrect handshake could complete with…
CVE-2023-38406 — Critical (CVSS 9.8): bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."
CVE-2022-23121 — Critical (CVSS 9.8): This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk.…

Browse all CWE-755 (Improper Handling of Exceptional Conditions) vulnerabilities →