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CVE-2019-18804

26
FAUCET Score

CVE-2019-18804 describes a NULL pointer dereference vulnerability in DjVuLibre 3.5.27, specifically within the DJVU::filter_fv function, affecting various distributions including Canonical, Debian, Fedora, and openSUSE. This vulnerability carries a CVSS v3.1 score of 7.5 (HIGH), indicating it can be exploited remotely with low attack complexity, leading to high availability impact without requiring user interaction or privileges. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
3.5.27CPE matchmatch criteria
cpe:2.3:a:djvulibre_project:djvulibre:3.5.27:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
11.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.67%
Probability of exploitation in next 30 days
EPSS Percentile
88.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0367 is in the 80th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Remediation records are not available for this CVE.

References

lists.opensuse.org / opensuse-security-announce/2019-11/msg00068.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2019-11/msg00069.html
Mailing ListThird Party Advisory
github.com / TeamSeri0us/pocs/blob/master/djvulibre/DJVU__filter_fv%40IW44EncodeCodec.cpp_499-43___SEGV_UNKNOW.md
ExploitThird Party Advisory
lists.debian.org / debian-lts-announce/2019/11/msg00004.html
Mailing ListThird Party Advisory
lists.debian.org / debian-lts-announce/2021/05/msg00022.html
Mailing ListThird Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/JO65AWU7LEWNF6DDCZPRFTR2ZPP5XK6L
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/NYPWP5T7TSUNZV4UEIRRCTVWO6VBZWJV
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/QUEME45HVGTMDOYODAZYQOGWSZ2CEFWZ
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/SWT7E7BMWV5T33AMU6OGDPPTPIGCFFZF
sourceforge.net / p/djvu/bugs/309
ExploitThird Party Advisory
usn.ubuntu.com / 4198-1
Third Party Advisory
debian.org / security/2021/dsa-5032
Third Party Advisory