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CVE-2018-9303

21
FAUCET Score

CVE-2018-9303 describes an assertion failure vulnerability in Exiv2 version 0.26, specifically within the BigTiffImage::readData function, which can lead to an application abort. This medium-severity vulnerability (CVSS 6.5) can be triggered remotely with low attack complexity, requiring user interaction, and primarily impacts availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.26CPE matchmatch criteria
cpe:2.3:a:exiv2:exiv2:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/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
3.0

Exploit Intelligence

EPSS Score
1.42%
Probability of exploitation in next 30 days
EPSS Percentile
70.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0142 is in the 82nd percentile among its peer group of 26,234 CVEs.

Social Chatter

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)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: exiv2-0:0.27.2-5.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: gegl-0:0.2.0-39.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: gnome-color-manager-0:3.28.0-3.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: libgexiv2-0:0.10.8-4.el8
View patch

Vendor Advisories (1)

redhatCVE-2018-9303Low

exiv2: assertion failure in BigTiffImage::readData in bigtiffimage.cpp

Apr 4, 2018

References

github.com / xiaoqx/pocs/blob/master/exiv2/readme.md
ExploitThird Party Advisory
security.gentoo.org / glsa/201811-14
Third Party Advisory