CVE-2018-1000121: canonical ubuntu_linux NULL Pointer Dereference
CVSS: 7.5v3.0HighModified
AliasesALPINE-CVE-2018-1000121UBUNTU-CVE-2018-1000121DEBIAN-CVE-2018-1000121
Published 14-03-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-1000121 is a high (CVSS 7.5) NULL Pointer Dereference vulnerability in canonical ubuntu_linux. EPSS estimates a 9.21% chance of exploitation in the next 30 days, higher than 95.2% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
9.21%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 10 · Related 3Timeline
- 14-03-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
A NULL pointer dereference exists in curl 7.21.0 to and including curl 7.58.0 in the LDAP code that allows an attacker to cause a denial of service
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
9.21%
Chance of exploitation in the next 30 days
Percentile
95%
Versus all other CVEs
30-day change
0.00 pp
From 9.21% on 18-09-2026
18-09-202618-10-2026
EPSS score9.21%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Oracle3 products
- communications_webrtc_session_controller< 7.2
- enterprise_manager_ops_center12.2.2 | 12.3.3
- peoplesoft_enterprise_peopletools8.55 | 8.56 | 8.57
Redhat3 products
Debian2 products
- curl< 7.60.0-1
- debian_linuxEOL7.0 | 8.0 | 9.0
Alpine1 product
- curl≥ 7.21.0, < 7.59.0-r0
Canonical1 product
- ubuntu_linuxEOL12.04 | 14.04 | 16.04 | 17.10
Haxx1 product
- curl≥ 7.21.0, ≤ 7.58.0
Ubuntu1 product
- curl< 7.35.0-1ubuntu2.15 | < 7.47.0-1ubuntu2.7 | < 7.58.0-2ubuntu3
7 vendors · 12 products
References
22 links- www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.htmlX Refsource CONFIRMPatchThird Party Advisory
- lists.debian.org/debian-lts-announce/2018/03/msg00012.htmlMailing ListX Refsource MLISTThird Party Advisory