CVE-2018-20230: gnu pspp Out-of-bounds Write
CVSS: 7.8v3.0HighModified
AliasesopenSUSE-SU-2019:0240-1UBUNTU-CVE-2018-20230DEBIAN-CVE-2018-20230
Published 19-12-2018Last modified 16-09-2024
Vulnerability summary
CVE-2018-20230 is a high (CVSS 7.8) Out-of-bounds Write vulnerability in gnu pspp. EPSS estimates a 0.81% chance of exploitation in the next 30 days, higher than 56.2% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v3.0 (NVD)EPSS score
0.81%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 1 · Related 1Timeline
- 19-12-2018PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.81%
Chance of exploitation in the next 30 days
Percentile
56%
Versus all other CVEs
30-day change
0.00 pp
From 0.81% on 19-09-2026
19-09-202619-10-2026
EPSS score0.81%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugzilla.redhat.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Suse2 products
- pspp&distro=SUSE Package Hub 15< 1.2.0-bp150.3.3.1
- spread-sheet-widget&distro=SUSE Package Hub 15< 0.3-bp150.2.1
Debian1 product
- pspp< 1.2.0-3
Gnu1 product
- pspp1.2.0
Ubuntu1 product
- psppAll versions (No fix recorded)
4 vendors · 5 products
References
7 links- bugzilla.redhat.com/show_bug.cgi?id=1660318X Refsource MISCExploitIssue TrackingThird Party AdvisoryREPORT
- lists.opensuse.org/archives/…Advisory
