CVE-2018-19210: canonical ubuntu_linux NULL Pointer Dereference
CVSS: 6.5v3.0MediumModified
AliasesUBUNTU-CVE-2018-19210DEBIAN-CVE-2018-19210
Published 12-11-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-19210 is a medium (CVSS 6.5) NULL Pointer Dereference vulnerability in canonical ubuntu_linux. EPSS estimates a 3.61% chance of exploitation in the next 30 days, higher than 89.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
6.5/10
010
Medium · v3.0 (NVD)EPSS score
3.61%
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 9 · Related 6Timeline
- 12-11-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
In LibTIFF 4.0.9, there is a NULL pointer dereference in the TIFFWriteDirectorySec function in tif_dirwrite.c that will lead to a denial of service attack, as demonstrated by tiffset.
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
3.61%
Chance of exploitation in the next 30 days
Percentile
89%
Versus all other CVEs
30-day change
0.00 pp
From 3.61% on 19-09-2026
19-09-202619-10-2026
EPSS score3.61%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugzilla.maptools.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian2 products
- tiff< 4.0.10-4
- debian_linuxEOL8.0
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 18.04 | 18.10
Libtiff1 product
- libtiff4.0.9
Ubuntu1 product
- tiff< 4.0.3-7ubuntu0.11 | < 4.0.6-1ubuntu0.6 | < 4.0.9-5ubuntu0.2
4 vendors · 5 products
References
15 links
lists.debian.org/debian-lts-announce/2019/02/msg00026.htmlMailing ListX Refsource MLISTThird Party Advisory