CVE-2018-6544: artifex mupdf Uncontrolled Recursion
CVSS: 5.5v3.0MediumModified
AliasesALPINE-CVE-2018-6544UBUNTU-CVE-2018-6544DEBIAN-CVE-2018-6544
Published 02-02-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-6544 is a medium (CVSS 5.5) Uncontrolled Recursion vulnerability in artifex mupdf. EPSS estimates a 1.57% chance of exploitation in the next 30 days, higher than 75% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.5/10
010
Medium · v3.0 (NVD)EPSS score
1.57%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 2 · Related 1Timeline
- 02-02-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
pdf_load_obj_stm in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 could reference the object stream recursively and therefore run out of error stack, which allows remote attackers to cause a denial of service via a crafted PDF document.
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.57%
Chance of exploitation in the next 30 days
Percentile
75%
Versus all other CVEs
30-day change
0.00 pp
From 1.57% on 19-09-2026
19-09-202619-10-2026
EPSS score1.57%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugs.ghostscript.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian2 products
- mupdf< 1.12.0+ds1-1
- debian_linuxEOL8.0 | 9.0
Alpine1 product
- mupdf< 1.13-r0
Artifex1 product
- mupdf1.12.0
Ubuntu1 product
- mupdfAll versions (No fix recorded)
4 vendors · 5 products
References
12 links- bugs.ghostscript.com/show_bug.cgi?id=698965X Refsource MISCExploitIssue TrackingThird Party AdvisoryREPORT
- bugs.ghostscript.com/show_bug.cgi?id=698830X Refsource MISCIssue TrackingPermissions RequiredThird Party AdvisoryREPORT