How severe is CVE-2020-11528?

CVE-2020-11528 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-11528 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-11528?

CVE-2020-11528 affects Bit2spr Project Bit2spr. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-11528?

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

When was CVE-2020-11528 published?

CVE-2020-11528 was published on 2020-04-04 and last updated on 2026-06-17.

CVE-2020-11528

CVE-2020-11528 is a high-severity vulnerability in Bit2spr Project Bit2spr with a CVSS 3.x base score of 7.5. 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-787.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Bit2spr Project Bit2spr
Published: 2020-04-04
Last modified: 2026-06-17

Description

bit2spr 1992-06-07 has a stack-based buffer overflow (129-byte write) in conv_bitmap in bit2spr.c via a long line in a bitmap file.

Frequently asked questions

What is CVE-2020-11528?: bit2spr 1992-06-07 has a stack-based buffer overflow (129-byte write) in conv_bitmap in bit2spr.c via a long line in a bitmap file.
How severe is CVE-2020-11528?: CVE-2020-11528 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-11528 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-11528?: CVE-2020-11528 affects Bit2spr Project Bit2spr. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-11528?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-11528 published?: CVE-2020-11528 was published on 2020-04-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:bit2spr_project:bit2spr:1992-06-07:*:*:*:*:*:*:*

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