CVE-2018-20230
CVE-2018-20230 is a high-severity vulnerability in Gnu Pspp with a CVSS 3.x base score of 7.8. 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-787.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (53rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Gnu Pspp
- Published:
- Last modified:
Description
An issue was discovered in PSPP 1.2.0. There is a heap-based buffer overflow at the function read_bytes_internal in utilities/pspp-dump-sav.c, which allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact.
Frequently asked questions
- What is CVE-2018-20230?
- An issue was discovered in PSPP 1.2.0. There is a heap-based buffer overflow at the function read_bytes_internal in utilities/pspp-dump-sav.c, which allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact.
- How severe is CVE-2018-20230?
- CVE-2018-20230 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-20230 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-20230?
- CVE-2018-20230 affects Gnu Pspp. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-20230?
- 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-2018-20230 published?
- CVE-2018-20230 was published on 2018-12-19 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:gnu:pspp:1.2.0:*:*:*:*:*:*:*
More vulnerabilities in Gnu Pspp
- CVE-2022-39832 — High (CVSS 7.8): An issue was discovered in PSPP 1.6.2. There is a heap-based buffer overflow at the function read_string in…
- CVE-2022-39831 — High (CVSS 7.8): An issue was discovered in PSPP 1.6.2. There is a heap-based buffer overflow at the function read_bytes_internal in…
- CVE-2017-12961 — High (CVSS 7.5): There is an assertion abort in the function parse_attributes() in data/sys-file-reader.c of the libpspp library in GNU…
- CVE-2017-12960 — High (CVSS 7.5): There is a reachable assertion abort in the function dict_rename_var() in data/dictionary.c of the libpspp library in…
- CVE-2017-12959 — High (CVSS 7.5): There is a reachable assertion abort in the function dict_add_mrset() in data/dictionary.c of the libpspp library in…
- CVE-2017-12958 — High (CVSS 7.5): There is an illegal address access in the function output_hex() in data/data-out.c of the libpspp library in GNU PSPP…
Other CWE-787 (Out-of-bounds Write) vulnerabilities
- CVE-2026-42369 — Critical (CVSS 10.0): GV-VMS V20 is a Video Monitoring Software used to gather the feeds of many surveillance cameras and manage other…
- CVE-2026-4746 — Critical (CVSS 10.0): Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src modules). This vulnerability is…
- CVE-2025-43300 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS…
- CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
- CVE-2024-42479 — Critical (CVSS 10.0): llama.cpp provides LLM inference in C/C++. The unsafe `data` pointer member in the `rpc_tensor` structure can cause…
- CVE-2024-39791 — Critical (CVSS 10.0): Stack-based buffer overflow vulnerabilities affecting Vonets industrial wifi bridge relays and wifi bridge…