CVE-2018-8945: gnu binutils Improper Input Validation
CVSS: 5.5v3.0MediumModified
AliasesALPINE-CVE-2018-8945UBUNTU-CVE-2018-8945DEBIAN-CVE-2018-8945
Published 22-03-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-8945 is a medium (CVSS 5.5) Improper Input Validation vulnerability in gnu binutils. EPSS estimates a 1.99% chance of exploitation in the next 30 days, higher than 80.2% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.5/10
010
Medium · v3.0 (NVD)EPSS score
1.99%
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 12 · Related 10Timeline
- 22-03-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The bfd_section_from_shdr function in elf.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (segmentation fault) via a large attribute section.
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/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
1.99%
Chance of exploitation in the next 30 days
Percentile
80%
Versus all other CVEs
30-day change
0.00 pp
From 1.99% on 18-09-2026
18-09-202618-10-2026
EPSS score1.99%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (sourceware.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Redhat3 products
Alpine1 product
- binutils< 2.30-r2 | < 2.30-r6
Debian1 product
- binutils< 2.30.90.20180627-1
Gnu1 product
- binutils2.30
Ubuntu1 product
- binutilsAll versions (No fix recorded) | < 2.26.1-1ubuntu1~16.04.8+esm1 | < 2.30-21ubuntu1~18.04.3
5 vendors · 7 products
References
13 links- sourceware.org/bugzilla/show_bug.cgi?id=22809X Refsource MISCExploitIssue TrackingPatchThird Party Advisory
