CVE-2018-20247: foxitsoftware quick_pdf_library Stack-based Buffer Overflow
CVSS: 7.8v3.1HighModified
Published 24-12-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-20247 is a high (CVSS 7.8) Stack-based Buffer Overflow vulnerability in foxitsoftware quick_pdf_library. EPSS estimates a 54.49% chance of exploitation in the next 30 days, higher than 99% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
54.49%
0%100%
Critical · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 24-12-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
In Foxit Quick PDF Library (all versions prior to 16.12), issue where loading a malformed or malicious PDF containing a recursive page tree structure using the LoadFromFile, LoadFromString or LoadFromStream functions results in a stack overflow.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesSingle source
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
54.49%
Chance of exploitation in the next 30 days
Percentile
99%
Versus all other CVEs
30-day change
0.00 pp
From 54.49% on 20-09-2026
20-09-202620-10-2026
EPSS score54.49%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Foxitsoftware1 product
- quick_pdf_library< 16.12
1 vendor · 1 product