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CVE-2015-8784

18
FAUCET Score

CVE-2015-8784 is a denial-of-service vulnerability in LibTIFF's NeXTDecode function, affecting Debian and other products using LibTIFF. A remote attacker can trigger an out-of-bounds write by providing a specially crafted TIFF image, leading to system unavailability. With a CVSS score of 6.5 (Medium), it requires user interaction and network access but has no confidentiality or integrity impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.0.7CPE matchmatch criteria
cpe:2.3:a:libtiff:libtiff:*:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.98%
Probability of exploitation in next 30 days
EPSS Percentile
89.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0398 is in the 95th percentile among its peer group of 26,221 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 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

Patch Available

Vendor Patches (4)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libtiff-0:3.9.4-18.el6_8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: libtiff-0:4.0.3-25.el7_2
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: libtiff

Vendor Advisories (1)

redhatCVE-2015-8784Important

libtiff: out-of-bound write in NeXTDecode()

Jan 24, 2016

References

bugzilla.maptools.org / show_bug.cgi
Issue Tracking
rhn.redhat.com / errata/RHSA-2016-1546.html
Third Party Advisory
rhn.redhat.com / errata/RHSA-2016-1547.html
Third Party Advisory
github.com / vadz/libtiff/commit/b18012dae552f85dcc5c57d3bf4e997a15b1cc1c
Patch
security.gentoo.org / glsa/201701-16
Third Party Advisory
debian.org / security/2016/dsa-3467
Third Party Advisory
openwall.com / lists/oss-security/2016/01/24/4
Mailing List
openwall.com / lists/oss-security/2016/01/24/8
Mailing List
oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html
Third Party Advisory
oracle.com / technetwork/topics/security/linuxbulletinjul2016-3090544.html
Third Party Advisory
oracle.com / technetwork/topics/security/ovmbulletinjul2016-3090546.html
Third Party Advisory
securityfocus.com / bid/81696
Third Party AdvisoryVDB Entry
ubuntu.com / usn/USN-2939-1
Third Party Advisory