CVE-2017-18199: gnu libcdio NULL Pointer Dereference
CVSS: 6.5v3.0MediumModified
AliasesSUSE-SU-2020:14498-1SUSE-SU-2020:3023-1UBUNTU-CVE-2017-18199DEBIAN-CVE-2017-18199
Published 24-02-2018Last modified 05-08-2024
Vulnerability summary
CVE-2017-18199 is a medium (CVSS 6.5) NULL Pointer Dereference vulnerability in gnu libcdio. EPSS estimates a 3.26% chance of exploitation in the next 30 days, higher than 88.2% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
6.5/10
010
Medium · v3.0 (NVD)EPSS score
3.26%
0%100%
Low · -0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 5 · Related 2Timeline
- 24-02-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
realloc_symlink in rock.c in GNU libcdio before 1.0.0 allows remote attackers to cause a denial of service (NULL Pointer Dereference) via a crafted iso file.
CVSS metrics
4 scores · 3 sources · 2 versionsMedium 6.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
3.26%
Chance of exploitation in the next 30 days
Percentile
88%
Versus all other CVEs
30-day change
-0.01 pp
From 3.27% on 20-09-2026
20-09-202620-10-2026
EPSS score3.26%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (savannah.gnu.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Suse5 products
- libcdio&distro=SUSE Linux Enterprise Point of Sale 11 SP3< 0.80-8.3.5
- libcdio&distro=SUSE Linux Enterprise Server 12 SP5< 0.90-6.6.5
- libcdio&distro=SUSE Linux Enterprise Server for SAP Applications 12 SP5< 0.90-6.6.5
- libcdio&distro=SUSE Linux Enterprise Software Development Kit 12 SP5< 0.90-6.6.5
- libcdio&distro=SUSE Linux Enterprise Workstation Extension 12 SP5< 0.90-6.6.5
Debian1 product
- libcdio< 1.0.0-1
Gnu1 product
- libcdio< 1.0.0
Ubuntu1 product
- libcdio< 0.83-4.1ubuntu1+esm1 | < 0.83-4.2ubuntu1+esm1
4 vendors · 8 products
