CVE-2017-14503: libarchive Out-of-bounds Read
CVSS: 6.5v3.0MediumModified
AliasesALPINE-CVE-2017-14503UBUNTU-CVE-2017-14503DEBIAN-CVE-2017-14503
Published 17-09-2017Last modified 05-08-2024
Vulnerability summary
CVE-2017-14503 is a medium (CVSS 6.5) Out-of-bounds Read vulnerability in libarchive. EPSS estimates a 1.96% chance of exploitation in the next 30 days, higher than 79.9% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.0 (NVD)EPSS score
1.96%
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 5Timeline
- 17-09-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
libarchive 3.3.2 suffers from an out-of-bounds read within lha_read_data_none() in archive_read_support_format_lha.c when extracting a specially crafted lha archive, related to lha_crc16.
CVSS metrics
5 scores · 4 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 4 agree
- OSV · AlpineEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- 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
1.96%
Chance of exploitation in the next 30 days
Percentile
80%
Versus all other CVEs
30-day change
0.00 pp
From 1.96% on 18-09-2026
18-09-202618-10-2026
EPSS score1.96%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Alpine1 product
- libarchive< 3.3.3-r0
Debian1 product
- libarchive< 3.2.2-4.1
Libarchive1 product
- libarchive3.3.2
Ubuntu1 product
- libarchive< 3.1.2-7ubuntu2.6 | < 3.1.2-11ubuntu0.16.04.4 | < 3.2.2-3.1ubuntu0.1
4 vendors · 4 products
