Buffer overflow in Xpdfreader Xpdf
CVE-2023-26930
Buffer Overflow vulnerability found in XPDF v.4.04 allows an attacker to cause a Denial of Service via the PDFDoc malloc in the pdftotext.cc function. NOTE: Vendor states “it's an expected abort on out-of-memory error.”
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (24.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Xpdfreader Xpdf — versions 4.04
Weakness classification (CWE)
References
- github.com/huanglei3/xpdf_aborted (Exploit)
- gist.github.com/huanglei3/10e2a9bd07a109995b20ade306612a34 (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-26930?
- CVE-2023-26930 is a medium-severity vulnerability in Xpdfreader Xpdf, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.5/10. Published 2023-04-26.
- How severe is CVE-2023-26930?
- Medium severity. CVSS v3 base score is 5.5 out of 10.