CVE-2018-12180: extensible firmware interface development kit (edk ii) Out-of-bounds Write
CVSS: 8.8v3.0HighModified
AliasesRHSA-2019:0809RHSA-2019:0968RHSA-2019:1116UBUNTU-CVE-2018-12180DEBIAN-CVE-2018-12180
Published 27-03-2019Last modified 05-08-2024
Vulnerability summary
CVE-2018-12180 is a high (CVSS 8.8) Out-of-bounds Write vulnerability in extensible firmware interface development kit (edk ii). EPSS estimates a 2.25% chance of exploitation in the next 30 days, higher than 82.6% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.0 (NVD)EPSS score
2.25%
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 6 · Related 6Timeline
- 27-03-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Buffer overflow in BlockIo service for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via network access.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 8.8Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSources4 sources · 8.3–8.8
- OSV · Red hatEcosystem advisory · calculated8.3HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:LDiffers
- OSV · UbuntuEcosystem advisory · calculated8.8HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.0/AV:N/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
2.25%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
0.00 pp
From 2.25% on 19-09-2026
19-09-202619-10-2026
EPSS score2.25%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Redhat9 products
- AAVMF< 0:20180508-3.gitee3198e672e2.el7_6.1
- edk2< 0:20180508gitee3198e672e2-9.el8_0.1
- edk2-aarch64< 0:20180508gitee3198e672e2-9.el8_0.1
- edk2-ovmf< 0:20180508gitee3198e672e2-9.el8_0.1
- OVMF< 0:20180508-3.gitee3198e672e2.el7_6.1
Debian1 product
- edk2< 0~20181115.85588389-3
Extensible firmware interface development kit (edk ii)1 product
Opensuse1 product
- leapEOL15.0
Tianocore1 product
- edk_iina
Ubuntu1 product
- edk2< 0~20160408.ffea0a2c-2ubuntu0.1 | < 0~20180205.c0d9813c-2ubuntu0.2
6 vendors · 14 products
References
26 links- edk2-docs.gitbooks.io/security-advisory/content/buffer-overflow-in-blockio-service-for-ram-disk.htmlX Refsource CONFIRMPatchVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2019-03/msg00046.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
