CVE-2017-15874: busybox Integer Underflow (Wrap or Wraparound)
CVSS: 5.5v3.0MediumModified
AliasesALPINE-CVE-2017-15874DEBIAN-CVE-2017-15874
Published 24-10-2017Last modified 09-06-2025
Vulnerability summary
CVE-2017-15874 is a medium (CVSS 5.5) Integer Underflow (Wrap or Wraparound) vulnerability in busybox. EPSS estimates a 0.90% chance of exploitation in the next 30 days, higher than 59% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.5/10
010
Medium · v3.0 (NVD)EPSS score
0.90%
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 6 · Related 6Timeline
- 24-10-2017PublishedVulnerability first disclosed.
- 09-06-2025Last modifiedVulnerability information updated.
Description
archival/libarchive/decompress_unlzma.c in BusyBox 1.27.2 has an Integer Underflow that leads to a read access violation.
CVSS metrics
6 scores · 4 sources · 3 versionsMedium 5.0Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:NSourcesAll 2 agree
- NVDNIST5.0MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
Medium 5.5Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 3 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 · 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
0.90%
Chance of exploitation in the next 30 days
Percentile
59%
Versus all other CVEs
30-day change
0.00 pp
From 0.90% on 18-09-2026
18-09-202618-10-2026
EPSS score0.90%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugs.busybox.net)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
3 vendors · 3 products
