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CVE-2017-15874

19
FAUCET Score

CVE-2017-15874 describes an integer underflow vulnerability in the archival/libarchive/decompress_unlzma.c component of BusyBox version 1.27.2. This flaw can lead to a read access violation. With a CVSS score of 5.5 (Medium), it requires local access and user interaction (e.g., opening a malicious file) to achieve a high impact on availability, but no impact on confidentiality or integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.27.2CPE matchmatch criteria
cpe:2.3:a:busybox:busybox:1.27.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.90%
Probability of exploitation in next 30 days
EPSS Percentile
56.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0090 is in the 66th percentile among its peer group of 5,765 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (3)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: busybox
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: busybox
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: busybox

Vendor Advisories (1)

redhatCVE-2017-15874Low

busybox: Integer underflow in archival/libarchive/decompress_unlzma.c

Oct 22, 2017

References

bugs.busybox.net / show_bug.cgi
ExploitIssue TrackingPatchVendor Advisory