CVE-2020-25559: gnuplot Double Free
CVSS: 7.8v3.1HighModified
AliasesMGASA-2021-0127SUSE-SU-2021:0549-1UBUNTU-CVE-2020-25559DEBIAN-CVE-2020-25559openSUSE-SU-2021:0345-1
Published 16-09-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-25559 is a high (CVSS 7.8) Double Free vulnerability in gnuplot. EPSS estimates a 1.57% chance of exploitation in the next 30 days, higher than 75% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
1.57%
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 2 · Related 2Timeline
- 16-09-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
gnuplot 5.5 is affected by double free when executing print_set_output. This may result in context-dependent arbitrary code execution.
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/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
1.57%
Chance of exploitation in the next 30 days
Percentile
75%
Versus all other CVEs
30-day change
0.00 pp
From 1.57% on 19-09-2026
19-09-202619-10-2026
EPSS score1.57%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (sourceforge.net)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian1 product
- gnuplotAll versions (No fix recorded) | < 6.0.0+dfsg1-1
Gnuplot1 product
- gnuplot5.5.0
Mageia1 product
- gnuplot< 5.2.2-5.2.mga7
Opensuse1 product
- gnuplot&distro=openSUSE Leap 15.2< 5.2.2-lp152.6.3.1
Suse1 product
- gnuplot&distro=SUSE Linux Enterprise Module for Server Applications 15 SP2< 5.2.2-3.6.1
Ubuntu1 product
- gnuplot< 4.6.4-2ubuntu0.1~esm1 | < 4.6.6-3ubuntu0.1+esm1 | < 5.2.2+dfsg1-2ubuntu1+esm1 | < 5.2.8+dfsg1-2ubuntu0.1~esm1
6 vendors · 6 products
