CVE-2017-14502: libarchive Out-of-bounds Read
CVSS: 7.5v3.0HighModified
AliasesALPINE-CVE-2017-14502UBUNTU-CVE-2017-14502DEBIAN-CVE-2017-14502
Published 17-09-2017Last modified 05-08-2024
Vulnerability summary
CVE-2017-14502 is a high (CVSS 7.5) Out-of-bounds Read vulnerability in libarchive. EPSS estimates a 3.37% chance of exploitation in the next 30 days, higher than 88.5% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
3.37%
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 6Timeline
- 17-09-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
read_header in archive_read_support_format_rar.c in libarchive 3.3.2 suffers from an off-by-one error for UTF-16 names in RAR archives, leading to an out-of-bounds read in archive_read_format_rar_read_header.
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
3.37%
Chance of exploitation in the next 30 days
Percentile
89%
Versus all other CVEs
30-day change
0.00 pp
From 3.37% on 19-09-2026
19-09-202619-10-2026
EPSS score3.37%
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< 3.1.2-7ubuntu2.7 | < 3.1.2-11ubuntu0.16.04.5 | < 3.2.2-3.1ubuntu0.2
4 vendors · 4 products
References
12 links- github.com/libarchive/libarchive/commit/5562545b5562f6d12a4ef991fae158bf4ccf92b6X Refsource MISCThird Party Advisory
