CVE-2019-14528

HIGH

GnuCOBOL 2.2 has a heap-based buffer overflow in read_literal in cobc/scanner.l via crafted COBOL source code.

Affects 1 product across 1 vendor.

CVSS 3.07.8
EPSS1.0%
Percentile61th
PatchUnknown
CVSS Vector — Plain English Requires local access, low complexity, no authentication required, requires user interaction, impact contained to the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-787: Out-of-Bounds Write

Software writes data past buffer boundaries, corrupting memory and potentially enabling code execution.

◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2019. A high severity vulnerability affects Gnucobol Project systems (CVE-2019-14528). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2019-GLOBAL-206793-H • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2019-14528?
This vulnerability was disclosed in 2019. A high severity vulnerability affects Gnucobol Project systems (CVE-2019-14528). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2019-14528?
CVE-2019-14528 has CVSS 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS: 1.0%.
Is CVE-2019-14528 actively exploited?
No confirmed active exploitation of CVE-2019-14528 as of 2026-05-30.
How do I remediate CVE-2019-14528?
Priority: MEDIUM.
What systems are affected by CVE-2019-14528?
CVE-2019-14528 affects Gnucobol Project Gnucobol.
Vulnerability Details
CVE IDCVE-2019-14528
BSIDBS-2019-GLOBAL-206793-H BreachSpider Global ID
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published2019-08-02
Last Modified2024-11-21
ICS Relevance15%
Weakness (CWE)
Out-of-Bounds Write
SourceNVD
Official Description

GnuCOBOL 2.2 has a heap-based buffer overflow in read_literal in cobc/scanner.l via crafted COBOL source code.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: GnuCOBOL 2.2 has a heap-based buffer overflow in read_literal in cobc/scanner.l via crafted COBOL source code. CVSS vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Exploitation Likelihood: MINIMAL

Affected Products
VendorProductAffected Versions
Gnucobol Project Gnucobol 2.2
Remediation

No official vendor advisory link on record. See the CVE record →

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 2631 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hashc614608ddd0ac25bb8b1b80c3ce6b27bc332586ffbeed18982789918c5d0665c9f3d1b27f95e9b717bdb47f4e3977b80464d218d5f2ffe93c73ce9d25c00054a
Related CVEs affecting Gnucobol Project
CVE-2019-14468 7.8 GnuCOBOL 2.2 has a buffer overflow in cb_push_op in cobc/field.c via crafted ... CVE-2019-14486 7.8 GnuCOBOL 2.2 has a buffer overflow in cb_evaluate_expr in cobc/field.c via cr... CVE-2019-14541 7.8 GnuCOBOL 2.2 has a stack-based buffer overflow in cb_encode_program_id in cob... CVE-2019-16395 7.8 GnuCOBOL 2.2 has a stack-based buffer overflow in the cb_name() function in c... CVE-2019-16396 7.8 GnuCOBOL 2.2 has a use-after-free in the end_scope_of_program_name() function...
View all Gnucobol Project CVEs →

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